Upstream information

CVE-2026-96760 at MITRE

Description

Authlib (v1.7.2 and below) contains a signature verification bypass vulnerability. The JsonWebSignature.deserialize_json() method accepts a JSON Serialization JWS object and returns the payload as successfully verified without checking for a signature and without requiring a cryptographic key.

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having important severity.

CVSS v3 Scores
CVSS detail SUSE
Base Score 8.1
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1283079 [NEW]

No SUSE Security Announcements cross referenced.

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Desktop 15 SP7 python-Authlib Affected
SUSE Linux Enterprise Module for Python 3 15 SP7 python-Authlib Affected
SUSE Linux Enterprise Server 15 SP7 python-Authlib Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP7 python-Authlib Affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Module for Python 3 15 SP6 python-Authlib Affected
SUSE Linux Enterprise Server 15 SP6 python-Authlib Affected
SUSE Linux Enterprise Server 15 SP6-LTSS python-Authlib Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP6 python-Authlib Affected
Products past their end of life and not receiving proactive updates anymore.
SUSE Linux Enterprise Desktop 15 SP6 python-Authlib Affected
openSUSE Leap 15.6 python-Authlib Affected

SUSE Timeline for this CVE

CVE page created: Tue Sep 29 12:56:07 2026
CVE page last modified: Tue Sep 29 12:56:07 2026