Bundesamt für Sicherheit in der Informationstechnik Oracle · Red Hat Enterprise Linux (PyJWT): Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen
Affects Bundesamt für Sicherheit in der Informationstechnik OracleSource GCVE Database
Not known to be exploited · CVSS 7.5 High : upgrade to 2.12.0 soon.
Data as of 9 Nov 2026, 12:47 UTC
- Patch
- Available – fixed in 2.12.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 12 Mar 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.
What to do
Upgrade pyjwt to 2.12.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| jpadillapyjwt | Affected
| Fixed in
|
PyPIpyjwtpkg:pypi/pyjwtOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released official security updates for python-jwt packages in RHEL 8.4 and 8.8 variants. Users should apply these updates promptly to remediate the vulnerability. Detailed update instructions are available at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor.
Description
A security vulnerability (CVE-2026-32597) in the PyJWT library used in Red Hat Enterprise Linux allows acceptance of unknown 'crit' header extensions, violating RFC 7515 requirements. This flaw could enable bypassing of security controls. Red Hat has released security updates for multiple RHEL 8.4 and 8.8 variants to address this issue.
References
- wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-4264.json (opens in a new tab)
- wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-4264 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:93624 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:93626 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:93780 (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-93440.html (opens in a new tab)
- errata.build.resf.org/RLSA-2026:93440 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:96084 (opens in a new tab)