SUSE-SU-2026:24126-1: important: Security update for python-PyJWT

Tue Oct 13 08:31:07 UTC 2026

# Security update for python-PyJWT

Announcement ID: SUSE-SU-2026:24126-1  
Release Date: 2026-10-09T12:17:21Z  
Rating: important  
References:

  * bsc#1283060
  * bsc#1283061
  * bsc#1283064
  * bsc#1283065
  * bsc#1283066
  * bsc#1283067
  * bsc#1283068
  * bsc#1283071
  * bsc#1283072
  * bsc#1283829

Cross-References:

  * CVE-2026-101917
  * CVE-2026-101918
  * CVE-2026-102267
  * CVE-2026-102268
  * CVE-2026-102269
  * CVE-2026-102270
  * CVE-2026-102271
  * CVE-2026-102274
  * CVE-2026-102275
  * CVE-2026-103001

CVSS scores:

  * CVE-2026-101917 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-101917 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-101917 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-101918 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-101918 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-101918 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-102267 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-102267 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-102267 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-102268 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-102268 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-102269 ( SUSE ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-102269 ( NVD ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-102269 ( NVD ):  5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-102270 ( SUSE ):  4.4 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-102270 ( NVD ):  4.4 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-102270 ( NVD ):  4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-102271 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-102271 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-102274 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-102274 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-102274 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-102275 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-102275 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-102275 ( NVD ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-103001 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-103001 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-103001 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N

Affected Products:

  * SUSE Linux Micro 6.2

An update that solves 10 vulnerabilities can now be installed.

## Description:

This update for python-PyJWT fixes the following issues:

  * CVE-2026-101917: attacker traffic can amplify outbound requests to the
    configured JWKS endpoint (bsc#1283060).
  * CVE-2026-101918: unauthenticated request can raise an exception that may
    produce an HTTP 500 response (bsc#1283061).
  * CVE-2026-102267: forwarded credentials may be disclosed or verification keys
    may be substituted (bsc#1283064).
  * CVE-2026-102268: an attacker who knows the public key can forge
    authenticated HMAC tokens (bsc#1283065).
  * CVE-2026-102269: raw-token revocation checks can fail to recognize an
    equivalent modified token (bsc#1283066).
  * CVE-2026-102270: an attacker can cause intensive CPU consumption
    (bsc#1283067).
  * CVE-2026-102271: an attacker who knows the public key can forge
    authenticated HMAC tokens (bsc#1283068).
  * CVE-2026-102274: Malformed RSA JWK aborts parsing of an entire JWK Set
    (bsc#1283071).
  * CVE-2026-102275: an attacker may use a stolen sender-constrained token
    without the legitimate private key (bsc#1283072).
  * CVE-2026-103001: reused mutable options mapping can cause verification
    checks bypass on subsequent decode calls (bsc#1283829).

## 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 Micro 6.2  
    zypper in -t patch SUSE-SL-Micro-6.2-1887

## Package List:

  * SUSE Linux Micro 6.2 (noarch)
    * python313-PyJWT-2.12.1-160000.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-101917.html
  * https://www.suse.com/security/cve/CVE-2026-101918.html
  * https://www.suse.com/security/cve/CVE-2026-102267.html
  * https://www.suse.com/security/cve/CVE-2026-102268.html
  * https://www.suse.com/security/cve/CVE-2026-102269.html
  * https://www.suse.com/security/cve/CVE-2026-102270.html
  * https://www.suse.com/security/cve/CVE-2026-102271.html
  * https://www.suse.com/security/cve/CVE-2026-102274.html
  * https://www.suse.com/security/cve/CVE-2026-102275.html
  * https://www.suse.com/security/cve/CVE-2026-103001.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1283060
  * https://bugzilla.suse.com/show_bug.cgi?id=1283061
  * https://bugzilla.suse.com/show_bug.cgi?id=1283064
  * https://bugzilla.suse.com/show_bug.cgi?id=1283065
  * https://bugzilla.suse.com/show_bug.cgi?id=1283066
  * https://bugzilla.suse.com/show_bug.cgi?id=1283067
  * https://bugzilla.suse.com/show_bug.cgi?id=1283068
  * https://bugzilla.suse.com/show_bug.cgi?id=1283071
  * https://bugzilla.suse.com/show_bug.cgi?id=1283072
  * https://bugzilla.suse.com/show_bug.cgi?id=1283829

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