CVE Explorer
CVE-2026-12318
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1
Preserved source conflicts
No provider value was silently selected as the winner.
affected · 2 assertions
{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"152","versionType":"rpm"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/cna/affected/1
{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"152","versionType":"rpm"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/cna/affected/0
Affected products and versions
2 source assertions{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"152","versionType":"rpm"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/cna/affected/1
{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"152","versionType":"rpm"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.3,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-119","description":"CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/adp/0/problemTypes/0/descriptions/0
Source references
3 source assertions{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2023478"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/cna/references/0
{"url":"https://www.mozilla.org/security/advisories/mfsa2026-57/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/cna/references/1
{"url":"https://www.mozilla.org/security/advisories/mfsa2026-60/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:78362cab994a84851996e17435d3ff8f153627bdfccfffcdae9b89f8bbf10d4a · sha256:3a3a44f53d10db51… · /containers/cna/references/2
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.