{"id":"CVE-2025-63950","aliases":["EUVD-2025-204318","GHSA-h848-297q-7v3g"],"status":"published","title":"An insecure deserialization vulnerability exists in the download.php script of the to3k Twittodon...","description":"An insecure deserialization vulnerability exists in the download.php script of the to3k Twittodon application through commit b1c58a7d1dc664b38deb486ca290779621342c0b (2023-02-28). The 'obj' parameter receives base64-encoded data that is passed directly to the unserialize() function without validation. This allows a remote, unauthenticated attacker to inject arbitrary PHP objects, leading to a denial of service.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00531,"percentile":0.45382,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2025-12-18T00:00:00Z","modified":"2026-10-13T11:10:00Z","products":[{"vendor":"tomaszdunia","product":"twittodon"}],"references":[{"url":"https://github.com/solonbarroso/vulnerability-research/blob/main/advisories/Twittodon/CVE-pending-Deserialization.md","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/solonbarroso/vulnerability-research/blob/main/advisories/Twittodon/CVE-2025-63950.md","tags":["Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-63950"},{"url":"https://github.com/advisories/GHSA-h848-297q-7v3g"}],"sources":{"cve":[{"id":"CVE-2025-63950","description":"An insecure deserialization vulnerability exists in the download.php script of the to3k Twittodon application through commit b1c58a7d1dc664b38deb486ca290779621342c0b (2023-02-28). The 'obj' parameter receives base64-encoded data that is passed directly to the unserialize() function without validation. This allows a remote, unauthenticated attacker to inject arbitrary PHP objects, leading to a denial of service.","status":"published","published":"2025-12-18T00:00:00Z","modified":"2025-12-18T21:20:56.473Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:32:45.503988Z"}],"euvd":[{"id":"EUVD-2025-204318","description":"An insecure deserialization vulnerability exists in the download.php script of the to3k Twittodon application through commit b1c58a7d1dc664b38deb486ca290779621342c0b (2023-02-28). The 'obj' parameter receives base64-encoded data that is passed directly to the unserialize() function without validation. This allows a remote, unauthenticated attacker to inject arbitrary PHP objects, leading to a denial of service.","status":"published","published":"2025-12-18T00:00:00Z","modified":"2025-12-18T21:20:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:49:02.571203Z"}],"ghsa":[{"id":"GHSA-h848-297q-7v3g","title":"An insecure deserialization vulnerability exists in the download.php script of the to3k Twittodon...","description":"An insecure deserialization vulnerability exists in the download.php script of the to3k Twittodon application through commit b1c58a7d1dc664b38deb486ca290779621342c0b (2023-02-28). The 'obj' parameter receives base64-encoded data that is passed directly to the unserialize() function without validation. This allows a remote, unauthenticated attacker to inject arbitrary PHP objects, leading to a denial of service.","status":"published","published":"2025-12-18T21:31:44Z","modified":"2025-12-19T00:32:48Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:05:17.523471Z"}],"nvd":[{"id":"CVE-2025-63950","description":"An insecure deserialization vulnerability exists in the download.php script of the to3k Twittodon application through commit b1c58a7d1dc664b38deb486ca290779621342c0b (2023-02-28). The 'obj' parameter receives base64-encoded data that is passed directly to the unserialize() function without validation. This allows a remote, unauthenticated attacker to inject arbitrary PHP objects, leading to a denial of service.","status":"published","published":"2025-12-18T21:15:54.97Z","modified":"2026-10-13T11:10:00.203Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:11:52.309391Z"}]}}