{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-5732","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","state":"PUBLISHED","assignerShortName":"mozilla","dateReserved":"2026-04-07T12:43:12.349Z","datePublished":"2026-04-07T12:43:12.829Z","dateUpdated":"2026-04-07T18:25:18.936Z"},"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThan":"149.0.2","status":"affected","version":"unspecified","versionType":"custom"}]},{"product":"Firefox ESR","vendor":"Mozilla","versions":[{"lessThan":"140.9.1","status":"affected","version":"unspecified","versionType":"custom"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThan":"149.0.2","status":"affected","version":"unspecified","versionType":"custom"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThan":"140.9.1","status":"affected","version":"unspecified","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability affects Firefox < 149.0.2, Firefox ESR < 140.9.1, Thunderbird < 149.0.2, and Thunderbird < 140.9.1.","supportingMedia":[{"type":"text/html","base64":false,"value":"Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability affects Firefox < 149.0.2, Firefox ESR < 140.9.1, Thunderbird < 149.0.2, and Thunderbird < 140.9.1."}]}],"title":"Incorrect boundary conditions, integer overflow in the Graphics: Text component","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2017867"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-25/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-27/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-28/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-29/"}],"credits":[{"lang":"en","value":"Sajeeb Lohani"}],"providerMetadata":{"orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla","dateUpdated":"2026-04-07T18:25:18.936Z"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-190","lang":"en","description":"CWE-190 Integer Overflow or Wraparound"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-04-07T14:28:39.207668Z","id":"CVE-2026-5732","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-07T14:29:05.339Z"}}]}}