{"id":"CVE-2021-45470","aliases":["EUVD-2021-32236","GHSA-hq5r-m79m-vm9v"],"status":"published","title":"lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can...","description":"lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can lead to ReDoS (regular expression denial of service) or other impacts.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01936,"percentile":0.80242,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1333"],"published":"2021-12-23T20:32:50Z","modified":"2026-06-17T04:13:25Z","products":[{"vendor":"circl","product":"cve-search"}],"references":[{"url":"https://github.com/cve-search/cve-search/pull/629","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory"]},{"url":"https://github.com/cve-search/cve-search/commit/c621f9f0693a728b93ff3b964f948a1d25917207","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://github.com/cve-search/cve-search/compare/v4.0...v4.1.0","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-45470"},{"url":"https://github.com/advisories/GHSA-hq5r-m79m-vm9v"}],"sources":{"cve":[{"id":"CVE-2021-45470","description":"lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can lead to ReDoS (regular expression denial of service) or other impacts.","status":"published","published":"2021-12-23T20:32:50Z","modified":"2024-08-04T04:39:21.102Z","updated_at":"2026-11-02T14:33:02.580561Z"}],"euvd":[{"id":"EUVD-2021-32236","description":"lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can lead to ReDoS (regular expression denial of service) or other impacts.","status":"published","published":"2021-12-23T20:32:50Z","modified":"2024-08-04T04:39:21Z","updated_at":"2026-11-03T03:08:27.448176Z"}],"ghsa":[{"id":"GHSA-hq5r-m79m-vm9v","title":"lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can...","description":"lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can lead to ReDoS (regular expression denial of service) or other impacts.","status":"published","published":"2021-12-24T00:00:21Z","modified":"2023-08-08T15:31:27Z","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":"2026-11-02T14:54:44.111289Z"}],"nvd":[{"id":"CVE-2021-45470","description":"lib/DatabaseLayer.py in cve-search before 4.1.0 allows regular expression injection, which can lead to ReDoS (regular expression denial of service) or other impacts.","status":"published","published":"2021-12-23T21:15:09.03Z","modified":"2026-06-17T04:13:25.9Z","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":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:07:02.977492Z"}]}}