{"id":"RHLW-2026-d8dae5c979459da3","summary":"Lightwell Security Advisory: jwcrypto 1.0+rhlw.1","details":"Red Hat Lightwell has released jwcrypto 1.0+rhlw.1 with backported fixes for CVE-2022-3102, CVE-2024-28102, CVE-2026-39373, and CVE-2023-6681.\n\nCVE-2024-28102: JWCrypto vulnerable to JWT bomb Attack in `deserialize` function\n\nCVE-2026-39373: JWCrypto: JWE ZIP decompression bomb\n\nCVE-2023-6681: Jwcrypto: denail of service  via specifically crafted jwe\n\nThis patched artifact is a drop-in replacement for jwcrypto 1.0 from PyPI.","modified":"2026-11-10T23:13:20.610670845Z","published":"2026-11-10T09:39:22Z","upstream":["CVE-2022-3102","CVE-2023-6681","CVE-2024-28102","CVE-2026-39373","GHSA-cw2r-4p82-qv79","GHSA-fjrm-76x2-c4q4","GHSA-j857-7rvv-vj97"],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3102"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/28xxx/CVE-2024-28102.json"},{"type":"ADVISORY","url":"https://github.com/latchset/jwcrypto/security/advisories/GHSA-j857-7rvv-vj97"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-28102"},{"type":"FIX","url":"https://github.com/latchset/jwcrypto/commit/90477a3b6e73da69740e00b8161f53fea19b831f"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-j857-7rvv-vj97"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/39xxx/CVE-2026-39373.json"},{"type":"ADVISORY","url":"https://github.com/latchset/jwcrypto/security/advisories/GHSA-fjrm-76x2-c4q4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-39373"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-fjrm-76x2-c4q4"},{"type":"WEB","url":"https://access.redhat.com/downloads/content/package-browser/"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:3267"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:9281"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2023-6681"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6681.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6681"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-cw2r-4p82-qv79"}],"affected":[{"package":{"name":"jwcrypto","ecosystem":"Red Hat Lightwell:PyPI","purl":"pkg:pypi/jwcrypto"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0+rhlw.1"}]}],"versions":["0.2.0","0.2.1","0.3.0","0.3.1","0.4.0","0.4.1","0.4.2","0.5.0","0.6.0","0.7","0.8","0.9","0.9.1","1.0"],"database_specific":{"lightwell":{"backport_base_version":"1.0","remediated_version":"1.0+rhlw.1","repository_url":"https://packages.redhat.com/lightwell/python/remediated/"},"source":"https://github.com/project-lightwell/lightwell-osv/blob/main/advisories/RHLW-2026-d8dae5c979459da3.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H"}],"credits":[{"name":"Red Hat Lightwell","type":"REMEDIATION_DEVELOPER"}]}