{"schemaVersion":3,"id":"SUSE-SU-2026:22138-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for python-PyJWT\n\nThis update for python-PyJWT fixes the following issues\n\n- CVE-2026-48522: `PyJWKClient` passes URI arguments directly to `urllib.request.urlopen()` and allows for SSRF and\n  token forgery (bsc#1266798).\n- CVE-2026-48523: verifier-side algorithm allow-list bypass when `jwt.decode()` or `jwt.decode_complete()` are called\n  with a PyJWK key (bsc#1266799).\n- CVE-2026-48524: unlimited processing of JWTs with unknown kid values by `PyJWKClient.get_signing_key()` leads to\n  unbounded JWKS endpoint requests and DoS (bsc#1266800).\n- CVE-2026-48525: unbounded Base64URL decoding of unused payload segment in `b64=false` detached JWS allows for DoS\n  (bsc#1266801).\n- CVE-2026-48526: no validation of use of JSON Web Keys in HMAC algorithm when decoding JSON Web Tokens allows for\n  forged HS256 tokens (bsc#1266802).","dates":{"published":"2026-06-16T09:09:33.000Z","modified":"2026-06-18T18:24:17.888Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"suse","product":"python-PyJWT&distro=SUSE Linux Micro 6.1","name":"python-PyJWT","label":"python-PyJWT&distro=SUSE Linux Micro 6.1","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/python-PyJWT&distro=SUSE Linux Micro 6.1","purlType":"rpm","versions":[{"text":"< 2.12.1-slfo.1.1_2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.12.1-slfo.1.1_2.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202622138-1/","label":"www.suse.com/support/update/announcement/2026/suse-su-202622138-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1266798","label":"bugzilla.suse.com/1266798","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1266799","label":"bugzilla.suse.com/1266799","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1266800","label":"bugzilla.suse.com/1266800","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1266801","label":"bugzilla.suse.com/1266801","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1266802","label":"bugzilla.suse.com/1266802","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48522","label":"www.suse.com/security/cve/CVE-2026-48522","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48523","label":"www.suse.com/security/cve/CVE-2026-48523","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48524","label":"www.suse.com/security/cve/CVE-2026-48524","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48525","label":"www.suse.com/security/cve/CVE-2026-48525","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-48526","label":"www.suse.com/security/cve/CVE-2026-48526","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2026-48522","CVE-2026-48523","CVE-2026-48524","CVE-2026-48525","CVE-2026-48526"],"downstream":[],"duplicates":[],"related":["CVE-2026-48522","CVE-2026-48523","CVE-2026-48524","CVE-2026-48525","CVE-2026-48526"]},"timeline":[{"kind":"published","date":"2026-06-16T09:09:33.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-18T18:24:17.888Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T21:28:07.540Z","stale":false,"partial":false}}