What’s Vulnerable › Vulnerabilities

CVE-2024-33664

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-04-26 · updated 2026-06-17
• Weakness: CWE-400

Description

python-jose through 3.3.0 allows attackers to cause a denial of service (resource consumption) during a decode via a crafted JSON Web Encryption (JWE) token with a high compression ratio, aka a "JWT bomb." This is similar to CVE-2024-21319.

Affected products

• Python-Jose Project Python-Jose: through 3.3.0

References

• https://github.com/mpdavis/python-jose/issues/344
• https://github.com/mpdavis/python-jose/pull/345
• https://www.vicarius.io/vsociety/posts/jwt-bomb-in-python-jose-cve-2024-33664
• https://github.com/mpdavis/python-jose/issues/344
• https://github.com/mpdavis/python-jose/pull/345
• https://www.vicarius.io/vsociety/posts/jwt-bomb-in-python-jose-cve-2024-33664

Get alerted when CVE-2024-33664 or the next vulnerability affects your stack