{"id":"CVE-2026-27833","state":"PUBLISHED","title":"Piwigo: Unauthenticated Information Disclosure via pwg.history.search API","description":"Piwigo is an open source photo gallery application for the web. Prior to version 16.3.0, the pwg.history.search API method in Piwigo is registered without the admin_only option, allowing unauthenticated users to access the full browsing history of all gallery visitors. This issue has been patched in version 16.3.0.","publishedAt":"2026-04-03T21:34:11.425Z","updatedAt":"2026-04-06T18:55:09.077Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["Piwigo Piwigo"],"affected":[{"vendor":"Piwigo","product":"Piwigo","versions":[{"version":"< 16.3.0","status":"affected"}]}],"references":["https://github.com/Piwigo/Piwigo/security/advisories/GHSA-397m-gfhm-pmg2","https://github.com/Piwigo/Piwigo/commit/d05c16561ce3692ca922199f8c8d7b1a45893f1c","https://piwigo.org/release-16.3.0"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/27xxx/CVE-2026-27833.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-27833","state":"PUBLISHED","datePublished":"2026-04-03T21:34:11.425Z","dateUpdated":"2026-04-06T18:55:09.077Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-02-24T02:32:39.800Z"},"containers":{"cna":{"title":"Piwigo: Unauthenticated Information Disclosure via pwg.history.search API","descriptions":[{"lang":"en","value":"Piwigo is an open source photo gallery application for the web. Prior to version 16.3.0, the pwg.history.search API method in Piwigo is registered without the admin_only option, allowing unauthenticated users to access the full browsing history of all gallery visitors. This issue has been patched in version 16.3.0."}],"affected":[{"vendor":"Piwigo","product":"Piwigo","versions":[{"version":"< 16.3.0","status":"affected"}]}],"references":[{"url":"https://github.com/Piwigo/Piwigo/security/advisories/GHSA-397m-gfhm-pmg2","name":"https://github.com/Piwigo/Piwigo/security/advisories/GHSA-397m-gfhm-pmg2","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/Piwigo/Piwigo/commit/d05c16561ce3692ca922199f8c8d7b1a45893f1c","name":"https://github.com/Piwigo/Piwigo/commit/d05c16561ce3692ca922199f8c8d7b1a45893f1c","tags":["x_refsource_MISC"]},{"url":"https://piwigo.org/release-16.3.0","name":"https://piwigo.org/release-16.3.0","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"CWE-862: Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-04-03T21:34:11.425Z"},"source":{"advisory":"GHSA-397m-gfhm-pmg2","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-06T18:53:22.756623Z","id":"CVE-2026-27833","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-06T18:55:09.077Z"}}]}}}