{"id":"CVE-2026-55227","state":"PUBLISHED","title":"Observable object existence disclosure in private Weblate projects via globally scoped object lookups","description":"Weblate is a web-based localization tool. In versions prior to 2026.7, several endpoints look up objects in a globally scoped manner rather than restricting the lookup to projects the user can access, so they return HTTP 403 (Forbidden) instead of 404 (Not Found) when a user requests an object they are not authorized to see. This difference lets unauthorized users infer whether a given object exists in a private Weblate project. The issue has been fixed in version 2026.7.","publishedAt":"2026-08-26T20:10:39.333Z","updatedAt":"2026-08-27T13:51:40.681Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["WeblateOrg weblate"],"affected":[{"vendor":"WeblateOrg","product":"weblate","versions":[{"version":"< 2026.7","status":"affected"}]}],"references":["https://github.com/WeblateOrg/weblate/security/advisories/GHSA-2p9g-x3cv-5hh4","https://github.com/WeblateOrg/weblate/commit/836bc082803d49d02f2831ec8339268eb66bcdae"],"weaknesses":["CWE-203"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55227.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55227","state":"PUBLISHED","datePublished":"2026-08-26T20:10:39.333Z","dateUpdated":"2026-08-27T13:51:40.681Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-16T16:16:32.628Z"},"containers":{"cna":{"title":"Observable object existence disclosure in private Weblate projects via globally scoped object lookups","descriptions":[{"lang":"en","value":"Weblate is a web-based localization tool. In versions prior to 2026.7, several endpoints look up objects in a globally scoped manner rather than restricting the lookup to projects the user can access, so they return HTTP 403 (Forbidden) instead of 404 (Not Found) when a user requests an object they are not authorized to see. This difference lets unauthorized users infer whether a given object exists in a private Weblate project. The issue has been fixed in version 2026.7."}],"affected":[{"vendor":"WeblateOrg","product":"weblate","versions":[{"version":"< 2026.7","status":"affected"}]}],"references":[{"url":"https://github.com/WeblateOrg/weblate/security/advisories/GHSA-2p9g-x3cv-5hh4","name":"https://github.com/WeblateOrg/weblate/security/advisories/GHSA-2p9g-x3cv-5hh4","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/WeblateOrg/weblate/commit/836bc082803d49d02f2831ec8339268eb66bcdae","name":"https://github.com/WeblateOrg/weblate/commit/836bc082803d49d02f2831ec8339268eb66bcdae","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-203","lang":"en","description":"CWE-203: Observable Discrepancy","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-26T20:10:39.333Z"},"source":{"advisory":"GHSA-2p9g-x3cv-5hh4","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-27T13:51:33.817497Z","id":"CVE-2026-55227","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-27T13:51:40.681Z"}}]}}}