{"id":"AZL-98337","summary":"CVE-2026-80179 affecting package python-jwcrypto 0.6.0-9","details":"A flaw was found in jwcrypto. A remote attacker can send a specially crafted JSON Web Encryption (JWE) token containing numerous period delimiters. This malformed token can force the JWE.deserialize() function to allocate excessive memory, leading to a MemoryError. This issue results in a denial of service (DoS) for services that process untrusted JWE values.","modified":"2026-09-04T05:25:34Z","published":"2026-08-28T00:18:20Z","upstream":["CVE-2026-80179"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80179"}],"affected":[{"package":{"name":"python-jwcrypto","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/python-jwcrypto"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.6.0-9"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-98337.json"}}],"schema_version":"1.9.0"}