CVE-2026-0798

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-0798", "assignerOrgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "state": "PUBLISHED", "assignerShortName": "Gitea", "dateReserved": "2026-01-08T23:02:08.534Z", "datePublished": "2026-01-22T22:01:49.410Z", "dateUpdated": "2026-01-23T16:49:04.309Z"}, "containers": {"cna": {"affected": [{"vendor": "Gitea", "product": "Gitea Open Source Git Server", "versions": [{"version": "0", "lessThanOrEqual": "1.25.3", "status": "affected", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Gitea may send release notification emails for private repositories to users whose access has been revoked. When a repository is changed from public to private, users who previously watched the repository may continue to receive release notifications, potentially disclosing release titles, tags, and content."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "CWE-284: Improper Access Control", "lang": "en", "type": "CWE"}]}], "references": [{"url": "https://github.com/go-gitea/gitea/security/advisories/GHSA-f4wq-6ww5-m56p", "name": "GitHub Security Advisory", "tags": ["vendor-advisory"]}, {"url": "https://github.com/go-gitea/gitea/pull/36319", "name": "GitHub Pull Request #36319", "tags": ["patch"]}, {"url": "https://github.com/go-gitea/gitea/releases/tag/v1.25.4", "name": "Gitea v1.25.4 Release", "tags": ["release-notes"]}, {"url": "https://blog.gitea.com/release-of-1.25.4/", "name": "Gitea v1.25.4 Release Blog Post", "tags": ["release-notes"]}], "credits": [{"lang": "en", "value": "spingARbor", "type": "reporter"}], "title": "Gitea Release Email Notifications Leak Private Repository Release Details After Access Revocation", "providerMetadata": {"orgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "shortName": "Gitea", "dateUpdated": "2026-01-22T22:01:49.410Z"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.5, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-01-23T16:47:54.364105Z", "id": "CVE-2026-0798", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-23T16:49:04.309Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.5, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-0798", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-23T16:47:54.364105Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-23T16:48:29.754Z"}}], "cna": {"title": "Gitea Release Email Notifications Leak Private Repository Release Details After Access Revocation", "credits": [{"lang": "en", "type": "reporter", "value": "spingARbor"}], "affected": [{"vendor": "Gitea", "product": "Gitea Open Source Git Server", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "1.25.3"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://github.com/go-gitea/gitea/security/advisories/GHSA-f4wq-6ww5-m56p", "name": "GitHub Security Advisory", "tags": ["vendor-advisory"]}, {"url": "https://github.com/go-gitea/gitea/pull/36319", "name": "GitHub Pull Request #36319", "tags": ["patch"]}, {"url": "https://github.com/go-gitea/gitea/releases/tag/v1.25.4", "name": "Gitea v1.25.4 Release", "tags": ["release-notes"]}, {"url": "https://blog.gitea.com/release-of-1.25.4/", "name": "Gitea v1.25.4 Release Blog Post", "tags": ["release-notes"]}], "descriptions": [{"lang": "en", "value": "Gitea may send release notification emails for private repositories to users whose access has been revoked. When a repository is changed from public to private, users who previously watched the repository may continue to receive release notifications, potentially disclosing release titles, tags, and content."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284: Improper Access Control"}]}], "providerMetadata": {"orgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "shortName": "Gitea", "dateUpdated": "2026-01-22T22:01:49.410Z"}}}, "cveMetadata": {"cveId": "CVE-2026-0798", "state": "PUBLISHED", "dateUpdated": "2026-01-23T16:49:04.309Z", "dateReserved": "2026-01-08T23:02:08.534Z", "assignerOrgId": "88ee5874-cf24-4952-aea0-31affedb7ff2", "datePublished": "2026-01-22T22:01:49.410Z", "assignerShortName": "Gitea"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Gitea Open Source Git Server", "vendor": "Gitea", "versions": [{"lessThanOrEqual": "1.25.3", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "88ee5874-cf24-4952-aea0-31affedb7ff2"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gitea:gitea:*:*:*:*:*:-:*:*", "matchCriteriaId": "DFCB7D74-331D-4582-AB41-113A25BE8FAA", "versionEndExcluding": "1.25.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Gitea may send release notification emails for private repositories to users whose access has been revoked. When a repository is changed from public to private, users who previously watched the repository may continue to receive release notifications, potentially disclosing release titles, tags, and content."}, {"lang": "es", "value": "Gitea puede enviar correos electr\u00f3nicos de notificaci\u00f3n de lanzamiento para repositorios privados a usuarios cuyo acceso ha sido revocado. Cuando un repositorio cambia de p\u00fablico a privado, los usuarios que previamente segu\u00edan el repositorio pueden seguir recibiendo notificaciones de lanzamiento, divulgando potencialmente t\u00edtulos de lanzamiento, etiquetas y contenido."}], "id": "CVE-2026-0798", "lastModified": "2026-06-17T10:11:24.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.5, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-0798", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-01-23T16:47:54.364105Z", "version": "2.0.3"}}]}, "published": "2026-01-22T22:16:15.957", "references": [{"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "tags": ["Release Notes"], "url": "https://blog.gitea.com/release-of-1.25.4/"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/go-gitea/gitea/pull/36319"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "tags": ["Release Notes"], "url": "https://github.com/go-gitea/gitea/releases/tag/v1.25.4"}, {"source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "tags": ["Broken Link"], "url": "https://github.com/go-gitea/gitea/security/advisories/GHSA-f4wq-6ww5-m56p"}], "sourceIdentifier": "88ee5874-cf24-4952-aea0-31affedb7ff2", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "88ee5874-cf24-4952-aea0-31affedb7ff2", "type": "Secondary"}]}

{"bugzilla": {"description": "gitea: Gitea Release Email Notifications Leak Private Repository Release Details After Access Revocation", "id": "2432209", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2432209"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-497", "details": ["Gitea may send release notification emails for private repositories to users whose access has been revoked. When a repository is changed from public to private, users who previously watched the repository may continue to receive release notifications, potentially disclosing release titles, tags, and content."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2026-0798", "package_state": [{"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-opc-rhel9", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-cli-rhel8", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-cli-rhel9", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-controller-rhel8", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-controller-rhel9", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-watcher-rhel8", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-watcher-rhel9", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-webhook-rhel8", "product_name": "OpenShift Pipelines"}, {"cpe": "cpe:/a:redhat:openshift_pipelines:1", "fix_state": "Not affected", "package_name": "openshift-pipelines/pipelines-pipelines-as-code-webhook-rhel9", "product_name": "OpenShift Pipelines"}], "public_date": "2026-01-22T22:01:49Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-0798\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-0798\nhttps://blog.gitea.com/release-of-1.25.4/\nhttps://github.com/go-gitea/gitea/pull/36319\nhttps://github.com/go-gitea/gitea/releases/tag/v1.25.4\nhttps://github.com/go-gitea/gitea/security/advisories/GHSA-f4wq-6ww5-m56p"], "threat_severity": "Low"}

{"analysis": {"en": {"generated_at": "2026-04-18T03:33:43.438920+00:00", "value": {"mitigation_remediation": ["Upgrade Gitea to version 1.25.4 or later to apply the vendor fix for release notification leaks. ", "Review repository visibility settings and revoke watch or notification permissions for users who no longer require access. ", "Monitor outgoing release emails to ensure that no notifications are sent for private repositories to unintended recipients."], "summary": {"action": "Patch", "impact": "Private Repository Release Data Leak"}, "threat_synthesis": {"affected_systems": "The issue affects Gitea Open Source Git Server environments where a repository is made private after users have been granted watch access. The vulnerability applies to all versions of Gitea that had the described email notification behavior prior to the 1.25.4 release. No specific version range is identified beyond the pre\u20111.25.4 builds.", "description_and_impact": "Gitea can send release notification emails for private repositories to users whose access has been revoked after a repository is changed from public to private. The notification may reveal release titles, tags, and content, causing a leakage of confidential release information. The vulnerability is assessed as a disclosure of private data (confidentiality impact).", "risk_and_exploitability": "The CVSS score of 3.5 classifies this as low severity, and the EPSS score of less than 1% indicates a very low probability of exploitation at the time of analysis. The vulnerability is not listed in the CISA KEV catalog. The likely attack vector is an incidental disclosure: a user who had access to a public repository now receives release emails for a private repository after permission changes, revealing release details. Because no remote execution or authentication bypass is required, the risk is limited to information leakage, and no complex prerequisites are needed."}}}}, "created": "2026-01-23T10:27:26.488056+00:00", "updated": "2026-04-18T03:45:21.071737+00:00", "vendors": ["gitea", "gitea$PRODUCT$gitea"]}