{"affected":[{"defaultStatus":"unaffected","packageName":"github.com/ThalesGroup/gose","product":"Eclipse KeyPont - GOSE","source":"CNA: eclipse","vendor":"Eclipse Foundation","versions":[{"lessThanOrEqual":"0.13.0-rc1","status":"affected","version":"0.9.0","versionType":"semver"}]},{"defaultStatus":"unaffected","packageName":"github.com/eclipse-keypont/gose","product":"Eclipse KeyPont - GOSE","source":"CNA: eclipse","vendor":"Eclipse Foundation","versions":[{"lessThan":"1.0.0-rc1","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-89319","cwes":["CWE-129"],"description":"`JweDirectDecryptorBlock.Decrypt` read a 64-bit plaintext length from the `_thales_aad` protected-header field and used it without any validation. A truncated field panics `binary.BigEndian.Uint64`, an oversized value drives an unbounded allocation, and a value larger than the decrypted block panics with a slice-bounds error.","epss":{"date":"2026-11-01","percentile":0.10861,"score":0.00207},"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://github.com/eclipse-keypont/gose/security/advisories/GHSA-4gj8-hg2r-gw6q"}],"kev":null,"metrics":[{"score":6.3,"severity":"medium","source":"CNA: eclipse","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","version":"4.0"}],"modifiedAt":1793625742590,"publishedAt":1792745677681,"references":[{"source":"CNA: eclipse","tags":[],"url":"https://github.com/eclipse-keypont/gose/security/advisories/GHSA-4gj8-hg2r-gw6q"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://github.com/eclipse-keypont/gose/security/advisories/GHSA-4gj8-hg2r-gw6q"}],"remediation":[],"revision":"f5aee9d7218c7376b4c05b2ca860f68173901da9dfb6e09bf1ac787c03cf2580","sources":[{"modifiedAt":1793625742590,"name":"CNA: eclipse","retrievedAt":1793628555478,"url":"https://www.cve.org/CVERecord?id=CVE-2026-89319"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793628557279,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-89319"}],"ssvc":{"assessedAt":1793625580345,"automatable":"no","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"JweDirectDecryptorBlock.Decrypt: unchecked _thales_aad length header reachable with forged tag → index-out-of-range / slice-bounds panic and unbounded allocation","updatedAt":1793628557279}