SUSE-SU-2026:0975-1

See a problem?
Please try reporting it to the source first.
Source
https://www.suse.com/support/update/announcement/2026/suse-su-20260975-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0975-1.json
JSON Data
https://api.osv.dev/v1/vulns/SUSE-SU-2026:0975-1
Upstream
Related
Published
2026-03-23T16:34:37Z
Modified
2026-03-25T08:30:56Z
Summary
Security update for python-Authlib
Details

This update for python-Authlib fixes the following issues:

  • CVE-2026-27962: JWS deserialize_compact() allows for signature bypass by accepting user-controlled embedded JWK as verification key (bsc#1259738).
  • CVE-2026-28490: cryptographic padding oracle in JWE RSA1_5 key management algorithm (bsc#1259736).
  • CVE-2026-28498: fail-open in behavior OIDC hash validation allows for bypass mandatory integrity protections (bsc#1259737).
References

Affected packages

openSUSE:Leap 15.6
python-Authlib

Package

Name
python-Authlib
Purl
pkg:rpm/opensuse/python-Authlib&distro=openSUSE%20Leap%2015.6

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.3.1-150600.3.17.1

Ecosystem specific 

{
    "binaries": [
        {
            "python311-Authlib": "1.3.1-150600.3.17.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0975-1.json"
SUSE:Linux Enterprise Module for Python 3 15 SP7
python-Authlib

Package

Name
python-Authlib
Purl
pkg:rpm/suse/python-Authlib&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.3.1-150600.3.17.1

Ecosystem specific 

{
    "binaries": [
        {
            "python311-Authlib": "1.3.1-150600.3.17.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0975-1.json"
SUSE:Linux Enterprise Server 15 SP6-LTSS
python-Authlib

Package

Name
python-Authlib
Purl
pkg:rpm/suse/python-Authlib&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.3.1-150600.3.17.1

Ecosystem specific 

{
    "binaries": [
        {
            "python311-Authlib": "1.3.1-150600.3.17.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0975-1.json"
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
python-Authlib

Package

Name
python-Authlib
Purl
pkg:rpm/suse/python-Authlib&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.3.1-150600.3.17.1

Ecosystem specific 

{
    "binaries": [
        {
            "python311-Authlib": "1.3.1-150600.3.17.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0975-1.json"