CVE-2026-2957

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{"affected": [{"affectedData": [{"modules": ["File Handler"], "product": "dst-admin", "vendor": "qinming99", "versions": [{"status": "affected", "version": "1.0"}, {"status": "affected", "version": "1.1"}, {"status": "affected", "version": "1.2"}, {"status": "affected", "version": "1.3"}, {"status": "affected", "version": "1.4"}, {"status": "affected", "version": "1.5.0"}]}], "source": "cna@vuldb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:dst-admin_project:dst-admin:*:*:*:*:*:*:*:*", "matchCriteriaId": "67088DF1-934D-40C2-AE5F-F18B24C0ACB7", "versionEndIncluding": "1.5.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A weakness has been identified in qinming99 dst-admin up to 1.5.0. This impacts the function deleteBackup of the file src/main/java/com/tugos/dst/admin/controller/BackupController.java of the component File Handler. This manipulation causes denial of service. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."}, {"lang": "es", "value": "Se ha identificado una debilidad en qinming99 dst-admin hasta 1.5.0. Esto afecta a la funci\u00f3n deleteBackup del archivo src/main/java/com/tugos/dst/admin/controller/BackupController.java del componente Gestor de Archivos. Esta manipulaci\u00f3n causa denegaci\u00f3n de servicio. El ataque puede ser iniciado remotamente. El exploit ha sido puesto a disposici\u00f3n del p\u00fablico y podr\u00eda ser utilizado para ataques. Se contact\u00f3 al proveedor tempranamente sobre esta divulgaci\u00f3n pero no respondi\u00f3 de ninguna manera."}], "id": "CVE-2026-2957", "lastModified": "2026-06-17T10:32:06.757", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 5.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "cna@vuldb.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.1, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "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:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-2957", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-02-23T14:33:51.119083Z", "version": "2.0.3"}}]}, "published": "2026-02-22T23:15:59.700", "references": [{"source": "cna@vuldb.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://fx4tqqfvdw4.feishu.cn/docx/YKwydLrdno51JtxJksmcWSfbnvd?from=from_copylink"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "VDB Entry"], "url": "https://vuldb.com/?ctiid.347324"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?id.347324"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?submit.754510"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-404"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.5.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "dst-admin", "source": "cna", "vendor": "qinming99"}, "product": "dst-admin", "vendor": "qinming99"}], "analysis": {"en": {"generated_at": "2026-04-17T16:28:45.286599+00:00", "value": {"mitigation_remediation": ["Verify the installed version of dst\u2011admin; if it is 1.5.0 or earlier, upgrade to the latest release that contains the fix or apply the vendor\u2019s patch once it is released.", "If an upgrade is not immediately possible, restrict external access to the deleteBackup endpoint by using firewall rules or reverse\u2011proxy configuration to limit traffic to trusted users only.", "Deploy monitoring for abnormal request volumes or repeated failures to the deleteBackup endpoint, and configure alerts to detect potential denial\u2011of\u2011service attempts."], "summary": {"action": "Patch", "impact": "Denial of Service"}, "threat_synthesis": {"affected_systems": "All installations of qinming99 dst\u2011admin up to and including version 1.5.0 are affected. The faulty logic resides in the deleteBackup endpoint of the File Handler controller, which can be invoked remotely by an attacker with the ability to submit crafted requests.", "description_and_impact": "The vulnerability in the deleteBackup method of the BackupController allows remote actors to trigger a denial\u2011of\u2011service condition by manipulating the request flow. The flaw is classified as CWE\u2011404, indicating missing or inadequate error handling that permits the system to become unavailable. The affected code resides in the file handler component of qinming99 dst\u2011admin.", "risk_and_exploitability": "The CVSS score of 5.3 places the vulnerability in the medium severity range, while the EPSS value of less than 1\u202f% suggests that exploitation is presently unlikely to be widespread. The vulnerability is not listed in the CISA KEV catalog, but an exploit is publicly available, and the attack can be initiated remotely from outside the host. Given the medium severity and the possibility of a remote denial\u2011of\u2011service, systems running the affected version should treat this as a moderate risk that requires timely remediation."}}}}, "created": "2026-02-23T14:28:40.628957+00:00", "updated": "2026-04-17T16:30:05.840722+00:00", "vendors": ["qinming99", "qinming99$PRODUCT$dst-admin"]}