{"id":"CVE-2025-0755","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-0755","generatedAt":"2026-10-28T02:19:47.439Z","title":"The various bson_append functions in the MongoDB C driver library may be susceptible to buffer overflow when performing operations that could result in a final BSON document which exceeds the maximum allowable size (INT32_MAX), resulting in a…","description":"The various bson_append functions in the MongoDB C driver library may be susceptible to buffer overflow when performing operations that could result in a final BSON document which exceeds the maximum allowable size (INT32_MAX), resulting in a segmentation fault and possible application crash. This issue affected libbson versions prior to 1.27.5, MongoDB Server v8.0 versions prior to 8.0.1 and MongoDB Server v7.0 versions prior to 7.0.16","published":"2025-03-18T09:15:11.000Z","lastModified":"2026-06-17T08:27:06.000Z","status":"Modified","sourceIdentifier":"cna@mongodb.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-122"],"affected":["mongodb/libbson","mongodb/mongodb"],"epss":{"score":0.00788,"percentile":0.55934,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://jira.mongodb.org/browse/CDRIVER-5601","tags":["Issue Tracking","Vendor Advisory"],"source":"cna@mongodb.com"},{"url":"https://jira.mongodb.org/browse/SERVER-94461","tags":["Issue Tracking","Vendor Advisory"],"source":"cna@mongodb.com"},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00012.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00027.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-0755","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}