CVE-2026-24480

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{"affected": [{"affectedData": [{"product": "QGIS", "vendor": "qgis", "versions": [{"status": "affected", "version": "< 76a693cd91650f9b4e83edac525e5e4f90d954e9"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "QGIS is a free, open source, cross platform geographical information system (GIS) The repository contains a GitHub Actions workflow called \"pre-commit checks\" that, before commit 76a693cd91650f9b4e83edac525e5e4f90d954e9, was vulnerable to remote code execution and repository compromise because it used the `pull_request_target` trigger and then checked out and executed untrusted pull request code in a privileged context. Workflows triggered by `pull_request_target` ran with the base repository's credentials and access to secrets. If these workflows then checked out and executed code from the head of an external pull request (which could have been attacker controlled), the attacker could have executed arbitrary commands with elevated privileges. This insecure pattern has been documented as a security risk by GitHub and security researchers. Commit 76a693cd91650f9b4e83edac525e5e4f90d954e9 removed the vulnerable code."}, {"lang": "es", "value": "QGIS es un sistema de informaci\u00f3n geogr\u00e1fica (SIG) gratuito, de c\u00f3digo abierto y multiplataforma. El repositorio contiene un flujo de trabajo de GitHub Actions llamado 'pre-commit checks' que, antes del commit 76a693cd91650f9b4e83edac525e5e4f90d954e9, era vulnerable a la ejecuci\u00f3n remota de c\u00f3digo y al compromiso del repositorio porque utilizaba el disparador 'pull_request_target' y luego extra\u00eda y ejecutaba c\u00f3digo de solicitud de extracci\u00f3n no confiable en un contexto privilegiado. Los flujos de trabajo disparados por 'pull_request_target' se ejecutaban con las credenciales del repositorio base y acceso a los secretos. Si estos flujos de trabajo luego extra\u00edan y ejecutaban c\u00f3digo de la cabecera de una solicitud de extracci\u00f3n externa (que podr\u00eda haber sido controlado por el atacante), el atacante podr\u00eda haber ejecutado comandos arbitrarios con privilegios elevados. Este patr\u00f3n inseguro ha sido documentado como un riesgo de seguridad por GitHub y los investigadores de seguridad. El commit 76a693cd91650f9b4e83edac525e5e4f90d954e9 elimin\u00f3 el c\u00f3digo vulnerable."}], "id": "CVE-2026-24480", "lastModified": "2026-10-07T08:10:00.200", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-24480", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-01-27T20:54:33.816399Z", "version": "2.0.3"}}]}, "published": "2026-01-27T01:16:02.160", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/qgis/QGIS/commit/76a693cd91650f9b4e83edac525e5e4f90d954e9"}, {"source": "security-advisories@github.com", "url": "https://github.com/qgis/QGIS/security/advisories/GHSA-7h99-4f97-h6rw"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "QGIS: QGIS GitHub Actions workflow: Remote Code Execution and repository compromise via insecure `pull_request_target` configuration", "id": "2433134", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2433134"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-863", "details": ["A flaw was found in the QGIS GitHub Actions workflow. This vulnerability allowed a remote attacker to achieve remote code execution and compromise the repository. The flaw occurred because the workflow used the `pull_request_target` trigger, which runs with the base repository's credentials, and then executed untrusted code from external pull requests in a privileged context. This could enable an attacker to execute arbitrary commands with elevated privileges within the QGIS project's continuous integration/continuous delivery (CI/CD) environment."], "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-2026-24480", "public_date": "2026-01-27T00:32:04Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-24480\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-24480\nhttps://github.com/qgis/QGIS/commit/76a693cd91650f9b4e83edac525e5e4f90d954e9\nhttps://github.com/qgis/QGIS/security/advisories/GHSA-7h99-4f97-h6rw"], "statement": "In the Red Hat context, the impact of this vulnerability is limited as it affects the GitHub Actions workflow of the QGIS project, not the QGIS application distributed in Red Hat products. The flaw allowed remote code execution and repository compromise within the QGIS project's CI/CD environment. Red Hat products that consume QGIS packages are not directly exposed to this vulnerability.", "threat_severity": "Important"}

{"analysis": {"en": {"generated_at": "2026-04-18T18:49:53.823795+00:00", "value": {"mitigation_remediation": ["Apply the official patch commit 76a693cd91650f9b4e83edac525e5e4f90d954e9 to the QGIS repository to remove the vulnerable workflow.", "Restrict or eliminate pull_request triggers that execute untrusted code in a privileged context, and configure workflow permissions to the least privilege needed.", "Audit all existing GitHub Actions workflows in the repository to ensure they do not checkout and execute untrusted code with elevated permissions; reconfigure as necessary to follow least\u2011privilege principles."], "summary": {"action": "Immediate Patch", "impact": "Remote Code Execution, Repository Compromise"}, "threat_synthesis": {"affected_systems": "The vulnerability existed in the QGIS project\u2019s GitHub Actions workflow named \"pre\u2011commit checks\" prior to the commit identified by 76a693cd91650f9b4e83edac525e5e4f90d954e9. All ongoing builds that employed that workflow before the commit were potentially impacted. No specific QGIS package version was cited, but any clone or fork potentially incorporating the vulnerable workflow before the fix was at risk.", "description_and_impact": "A vulnerable GitHub Actions workflow in the QGIS repository allowed arbitrary code execution and potential repository takeover. The workflow used the pull_request_target trigger, which runs with repository secrets and elevated privileges, and it checked out and executed code from the head of an external pull request. This pattern gave an attacker the ability to run any commands on the CI environment and gain access to secrets or modify repository content, reflecting a classic example of executing untrusted code with privileged access (CWE\u2011863). The vulnerability would let an adversary compromise the integrity and confidentiality of the repository and any downstream services.", "risk_and_exploitability": "The CVSS score of 8.7 indicates high severity, but the EPSS score of less than 1% suggests a currently low probability of exploitation. The vulnerability is not listed in CISA\u2019s KEV catalog. Exploitation would require the attacker to submit a pull request to the repository; the GitHub Actions workflow would then run with the repository\u2019s credentials, allowing the attacker to execute arbitrary code, leak secrets, or alter the code base."}}}}, "created": "2026-01-27T09:03:00.539615+00:00", "updated": "2026-04-18T19:00:08.035738+00:00", "vendors": ["qgis", "qgis$PRODUCT$qgis"]}