AZL-98337

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Import Source

https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-98337.json

JSON Data

https://api.osv.dev/v1/vulns/AZL-98337

Upstream

CVE-2026-80179

Published

2026-08-28T00:18:20Z

Modified

2026-09-04T05:25:34Z

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.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-80179

Affected packages

Azure Linux:3 / python-jwcrypto

Package

Name: python-jwcrypto
Purl: pkg:rpm/azure-linux/python-jwcrypto

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Last affected

0.6.0-9

Database specific

source

"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-98337.json"