{"id":"CVE-2026-55466","state":"PUBLISHED","title":"Snipe-IT: Stored XSS via inline-served attachment","description":"Snipe-IT is an IT asset/license management system. Prior to 8.6.2, UploadFileRequest sanitizes SVG content only when PHP finfo reports image/svg+xml and UploadedFilesController serves attachments inline without using StorageHelper::allowSafeInline(), allowing a low-privilege user to upload active XHTML or XML content that is later served same-origin and executes JavaScript in a viewer’s browser. This issue is fixed in version 8.6.2.","publishedAt":"2026-07-10T19:37:54.362Z","updatedAt":"2026-07-13T18:22:07.780Z","severity":{"score":6.2,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["grokability snipe-it"],"affected":[{"vendor":"grokability","product":"snipe-it","versions":[{"version":"< 8.6.2","status":"affected"}]}],"references":["https://github.com/grokability/snipe-it/security/advisories/GHSA-jhph-5q74-pmfx","https://github.com/grokability/snipe-it/commit/000cea0a622d586366cf60d2240c7c2a4b17c955","https://github.com/grokability/snipe-it/releases/tag/v8.6.2"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55466.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55466","state":"PUBLISHED","datePublished":"2026-07-10T19:37:54.362Z","dateUpdated":"2026-07-13T18:22:07.780Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-16T22:10:37.608Z"},"containers":{"cna":{"title":"Snipe-IT: Stored XSS via inline-served attachment","descriptions":[{"lang":"en","value":"Snipe-IT is an IT asset/license management system. Prior to 8.6.2, UploadFileRequest sanitizes SVG content only when PHP finfo reports image/svg+xml and UploadedFilesController serves attachments inline without using StorageHelper::allowSafeInline(), allowing a low-privilege user to upload active XHTML or XML content that is later served same-origin and executes JavaScript in a viewer’s browser. This issue is fixed in version 8.6.2."}],"affected":[{"vendor":"grokability","product":"snipe-it","versions":[{"version":"< 8.6.2","status":"affected"}]}],"references":[{"url":"https://github.com/grokability/snipe-it/security/advisories/GHSA-jhph-5q74-pmfx","name":"https://github.com/grokability/snipe-it/security/advisories/GHSA-jhph-5q74-pmfx","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/grokability/snipe-it/commit/000cea0a622d586366cf60d2240c7c2a4b17c955","name":"https://github.com/grokability/snipe-it/commit/000cea0a622d586366cf60d2240c7c2a4b17c955","tags":["x_refsource_MISC"]},{"url":"https://github.com/grokability/snipe-it/releases/tag/v8.6.2","name":"https://github.com/grokability/snipe-it/releases/tag/v8.6.2","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","subAvailabilityImpact":"NONE","baseScore":6.2,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-10T19:37:54.362Z"},"source":{"advisory":"GHSA-jhph-5q74-pmfx","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/grokability/snipe-it/security/advisories/GHSA-jhph-5q74-pmfx","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-13T18:22:00.999729Z","id":"CVE-2026-55466","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-13T18:22:07.780Z"}}]}}}