{"id":"CVE-2025-43903","details":"NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.","modified":"2026-04-21T18:42:02.758019611Z","published":"2025-04-18T21:15:44.673Z","related":["SUSE-SU-2025:1434-1"],"references":[{"type":"FIX","url":"https://gitlab.freedesktop.org/poppler/poppler/-/commit/f1b9c830f145a0042e853d6462b2f9ca4016c669"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.freedesktop.org/poppler/poppler","events":[{"introduced":"0"},{"fixed":"a0f064e8393d0f9dc62d630f08d2c961b37c5a27"},{"fixed":"f1b9c830f145a0042e853d6462b2f9ca4016c669"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"25.04.0"}]}}],"versions":["poppler-0.10.0","poppler-0.11.0","poppler-0.11.1","poppler-0.11.2","poppler-0.11.3","poppler-0.12.0","poppler-0.13.1","poppler-0.13.2","poppler-0.13.3","poppler-0.13.4","poppler-0.14.0","poppler-0.15.0","poppler-0.15.1","poppler-0.15.2","poppler-0.15.3","poppler-0.16.0","poppler-0.17.0","poppler-0.17.1","poppler-0.17.2","poppler-0.17.3","poppler-0.17.4","poppler-0.18.0","poppler-0.19.0","poppler-0.19.1","poppler-0.19.2","poppler-0.19.3","poppler-0.19.4","poppler-0.2.0","poppler-0.20.0","poppler-0.21.0","poppler-0.21.1","poppler-0.21.3","poppler-0.21.4","poppler-0.22.0","poppler-0.23.0","poppler-0.23.1","poppler-0.23.2","poppler-0.23.3","poppler-0.23.4","poppler-0.24.0","poppler-0.25.0","poppler-0.25.1","poppler-0.25.2","poppler-0.25.3","poppler-0.26.0","poppler-0.28.0","poppler-0.28.1","poppler-0.29.0","poppler-0.3.0","poppler-0.3.1","poppler-0.3.2","poppler-0.3.3","poppler-0.30.0","poppler-0.31.0","poppler-0.32.0","poppler-0.33.0","poppler-0.34.0","poppler-0.35.0","poppler-0.36","poppler-0.37","poppler-0.38.0","poppler-0.39","poppler-0.4.0","poppler-0.40.0","poppler-0.41.0","poppler-0.42.0","poppler-0.43","poppler-0.44","poppler-0.45","poppler-0.46","poppler-0.47","poppler-0.48","poppler-0.49","poppler-0.5.0","poppler-0.5.1","poppler-0.5.2","poppler-0.5.3","poppler-0.5.4","poppler-0.50","poppler-0.51","poppler-0.52","poppler-0.53","poppler-0.54","poppler-0.58","poppler-0.59","poppler-0.6.0","poppler-0.6.0.RC1","poppler-0.60","poppler-0.60.1","poppler-0.61","poppler-0.61.1","poppler-0.62.0","poppler-0.63.0","poppler-0.64.0","poppler-0.65.0","poppler-0.66.0","poppler-0.67.0","poppler-0.68.0","poppler-0.69.0","poppler-0.7.0","poppler-0.7.2","poppler-0.7.3","poppler-0.70.0","poppler-0.70.1","poppler-0.71.0","poppler-0.72.0","poppler-0.73.0","poppler-0.74.0","poppler-0.75.0","poppler-0.76.0","poppler-0.76.1","poppler-0.77.0","poppler-0.78.0","poppler-0.79.0","poppler-0.8.0","poppler-0.80.0","poppler-0.81.0","poppler-0.82.0","poppler-0.83.0","poppler-0.84.0","poppler-0.85.0","poppler-0.86.0","poppler-0.86.1","poppler-0.87.0","poppler-0.88.0","poppler-0.89.0","poppler-0.9.0","poppler-0.9.1","poppler-0.9.2","poppler-0.9.3","poppler-0.90.0","poppler-0.90.1","poppler-20.08.0","poppler-20.09.0","poppler-20.10.0","poppler-20.11.0","poppler-20.12.0","poppler-20.12.1","poppler-21.01.0","poppler-21.02.0","poppler-21.03.0","poppler-21.04.0","poppler-21.05.0","poppler-21.06.0","poppler-21.06.1","poppler-21.07.0","poppler-21.08.0","poppler-21.09.0","poppler-21.10.0","poppler-21.11.0","poppler-21.12.0","poppler-22.01.0","poppler-22.02.0","poppler-22.03.0","poppler-22.04.0","poppler-22.05.0","poppler-22.06.0","poppler-22.07.0","poppler-22.08.0","poppler-22.09.0","poppler-22.10.0","poppler-22.11.0","poppler-22.12.0","poppler-23.01.0","poppler-23.02.0","poppler-23.03.0","poppler-23.04.0","poppler-23.05.0","poppler-23.07.0","poppler-23.08.0","poppler-23.09.0","poppler-23.10.0","poppler-23.11.0","poppler-23.12.0","poppler-24.01.0","poppler-24.02.0","poppler-24.03.0","poppler-24.04.0","poppler-24.05.0","poppler-24.06.0","poppler-24.07.0","poppler-24.08.0","poppler-24.09.0","poppler-24.10.0","poppler-24.11.0","poppler-24.12.0","poppler-25.01.0","poppler-25.02.0","poppler-25.03.0","poppler-before-fontconfig"],"database_specific":{"vanir_signatures":[{"id":"CVE-2025-43903-b4713ad6","signature_version":"v1","target":{"function":"NSSSignatureVerification::validateSignature","file":"poppler/NSSCryptoSignBackend.cc"},"signature_type":"Function","digest":{"function_hash":"14689777309451209840247344147611302534","length":984},"deprecated":false,"source":"https://gitlab.freedesktop.org/poppler/poppler@f1b9c830f145a0042e853d6462b2f9ca4016c669"},{"id":"CVE-2025-43903-d01ff22e","signature_version":"v1","target":{"file":"poppler/NSSCryptoSignBackend.cc"},"deprecated":false,"digest":{"line_hashes":["43529246839334217137598760692762424164","106889556305958527528813038992057755984","119146773415440100350683542563251707347","68074647846681240256738728870446190217","180935829263434236781128896326912077048","320692466264906605745833795675380359776","167526478045538800329314366218607709530","36773009237711217185591241177239954271","216287124746605493446997516677405395830"],"threshold":0.9},"signature_type":"Line","source":"https://gitlab.freedesktop.org/poppler/poppler@f1b9c830f145a0042e853d6462b2f9ca4016c669"}],"vanir_signatures_modified":"2026-04-11T01:34:53Z","source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-43903.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"}]}