{"id":"CVE-2026-122326","aliases":["EUVD-2026-117534","GHSA-h8vc-h7q7-f23j"],"status":"published","title":"Chevereto before 4.5.8 Private Album Image Disclosure via get-album-contents","description":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents action of the /json route that allows unauthenticated attackers to list private albums by supplying another user's album id. Attackers with a session token from any public page and an album's encoded id can obtain image filenames, viewer and direct file URLs, and download private images.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00522,"percentile":0.44795,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-11-05T15:11:44Z","modified":"2026-11-06T10:46:33Z","products":[{"vendor":"chevere spa","product":"chevereto"},{"vendor":"chevereto","product":"chevereto"}],"references":[{"url":"https://github.com/chevereto/chevereto/issues/136","tags":["issue-tracking","report"]},{"url":"https://github.com/chevereto/chevereto/blob/4.5.7/app/legacy/routes/json.php#L336-L410","tags":["technical-description","article"]},{"url":"https://github.com/chevereto/chevereto/blob/4.5.7/app/src/Legacy/Classes/Listing.php#L834-L885","tags":["technical-description","article"]},{"url":"https://github.com/chevereto/chevereto/commit/fe56eb789ecf5e26c84068ba7d88b7a20ea65f5c","tags":["patch","fix"]},{"url":"https://github.com/chevereto/chevereto/releases/tag/4.5.8","tags":["release-notes","advisory"]},{"url":"https://hackmd.io/@hieund/chevereto-get-album-contents-private-album-image-disclosure","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/chevereto/chevereto","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/chevereto-before-4.5.8-private-album-image-disclosure-via-get-album-contents","tags":["third-party-advisory","advisory"]},{"url":"https://hackmd.io/@hieund/cve-2026-122326-chevereto-get-album-contents-private-album-image-disclosure","tags":["exploit","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-122326","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h8vc-h7q7-f23j"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/122xxx/CVE-2026-122326.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-122326","title":"Chevereto before 4.5.8 Private Album Image Disclosure via get-album-contents","description":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents action of the /json route that allows unauthenticated attackers to list private albums by supplying another user's album id. Attackers with a session token from any public page and an album's encoded id can obtain image filenames, viewer and direct file URLs, and download private images.","status":"published","published":"2026-11-05T15:11:44.791Z","modified":"2026-11-05T20:43:13.248Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-05T21:25:05.838392Z"}],"euvd":[{"id":"EUVD-2026-117534","description":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents action of the /json route that allows unauthenticated attackers to list private albums by supplying another user's album id. Attackers with a session token from any public page and an album's encoded id can obtain image filenames, viewer and direct file URLs, and download private images.","status":"published","published":"2026-11-05T15:11:44Z","modified":"2026-11-05T20:43:13Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-05T22:02:10.222428Z"}],"ghsa":[{"id":"GHSA-h8vc-h7q7-f23j","title":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents...","description":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents action of the /json route that allows unauthenticated attackers to list private albums by supplying another user's album id. Attackers with a session token from any public page and an album's encoded id can obtain image filenames, viewer and direct file URLs, and download private images.","status":"published","published":"2026-11-05T18:33:13Z","modified":"2026-11-05T21:35:56Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/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","level":"medium"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-639"],"updated_at":"2026-11-05T21:56:38.142385Z"}],"nvd":[{"id":"CVE-2026-122326","description":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents action of the /json route that allows unauthenticated attackers to list private albums by supplying another user's album id. Attackers with a session token from any public page and an album's encoded id can obtain image filenames, viewer and direct file URLs, and download private images.","status":"published","published":"2026-11-05T16:17:45.503Z","modified":"2026-11-12T21:36:06.743Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/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","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-12T23:33:07.379475Z"}],"osv":[{"id":"CVE-2026-122326","title":"Chevereto before 4.5.8 Private Album Image Disclosure via get-album-contents","description":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents action of the /json route that allows unauthenticated attackers to list private albums by supplying another user's album id. Attackers with a session token from any public page and an album's encoded id can obtain image filenames, viewer and direct file URLs, and download private images.","status":"published","published":"2026-11-05T15:11:44.791Z","modified":"2026-11-07T02:48:23.913290305Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-639"],"updated_at":"2026-11-07T03:08:01.726202Z"}]}}