SUSE-SU-2026:23722-1: moderate: Security update for python-jwcrypto

[SLE-SECURITY-UPDATES]

# Security update for python-jwcrypto

Announcement ID: SUSE-SU-2026:23722-1  
Release Date: 2026-09-10T09:38:19Z  
Rating: moderate  
References:

  * bsc#1277639
  * bsc#1278707

  
Cross-References:

  * CVE-2026-80179
  * CVE-2026-84185

  
CVSS scores:

  * CVE-2026-80179 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-80179 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-80179 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-84185 ( SUSE ):  6.0
    CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-84185 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-84185 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for python-jwcrypto fixes the following issues:

  * CVE-2026-80179: denial of service via malformed JWE tokens (bsc#1277639).
  * CVE-2026-84185: general JSON JWS kid binding bypass during JWKSet
    verification (bsc#1278707).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1655

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-1655

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * python313-jwcrypto-1.5.6-160000.4.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * python313-jwcrypto-1.5.6-160000.4.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-80179.html
  * https://www.suse.com/security/cve/CVE-2026-84185.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1277639
  * https://bugzilla.suse.com/show_bug.cgi?id=1278707

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