{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-62796", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2025-10-22T18:55:48.011Z", "datePublished": "2025-10-28T20:47:50.277Z", "dateUpdated": "2025-10-29T13:31:54.964Z"}, "containers": {"cna": {"title": "PrivateBin persistent HTML injection in attachment filename enables redirect and defacement", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-80", "lang": "en", "description": "CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/PrivateBin/PrivateBin/security/advisories/GHSA-867c-p784-5q6g", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/PrivateBin/PrivateBin/security/advisories/GHSA-867c-p784-5q6g"}, {"name": "https://github.com/PrivateBin/PrivateBin/pull/1550", "tags": ["x_refsource_MISC"], "url": "https://github.com/PrivateBin/PrivateBin/pull/1550"}, {"name": "https://github.com/PrivateBin/PrivateBin/commit/c4f8482b3072be7ae012cace1b3f5658dcc3b42e", "tags": ["x_refsource_MISC"], "url": "https://github.com/PrivateBin/PrivateBin/commit/c4f8482b3072be7ae012cace1b3f5658dcc3b42e"}], "affected": [{"vendor": "PrivateBin", "product": "PrivateBin", "versions": [{"version": ">= 1.7.7, < 2.0.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2025-10-28T20:47:50.277Z"}, "descriptions": [{"lang": "en", "value": "PrivateBin is an online pastebin where the server has zero knowledge of pasted data. Versions 1.7.7 through 2.0.1 allow persistent HTML injection via the unsanitized attachment filename (attachment_name) when attachments are enabled. An attacker can modify attachment_name before encryption so that, after decryption, arbitrary HTML is inserted unescaped into the page near the file size hint, enabling redirect (e.g., meta refresh) and site defacement and related phishing attacks. Script execution is normally blocked by the recommended Content Security Policy, limiting confidentiality impact. The issue was introduced in 1.7.7 and fixed in 2.0.2. Update to 2.0.2 or later. Workarounds include enforcing the recommended CSP, deploying PrivateBin on a separate domain, or disabling attachments."}], "source": {"advisory": "GHSA-867c-p784-5q6g", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-10-29T13:30:18.884080Z", "id": "CVE-2025-62796", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"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": "2025-10-29T13:31:54.964Z"}}]}}

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