Lucene search
+L

CVE-2026-54431

🗓️ 02 Jul 2026 11:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 6 Views

Liboauth2 DPoP verifier accepted proofs with private key in jwk header; RFC 9449 requires rejection; fixed in version two point three.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-54431
2 Jul 202610:30
attackerkb
Circl
CVE-2026-54431
2 Jul 202613:15
circl
CVE
CVE-2026-54431
2 Jul 202610:30
cve
Cvelist
CVE-2026-54431 Improper Data Validation in liboauth2
2 Jul 202610:30
cvelist
Debian CVE
CVE-2026-54431
2 Jul 202610:30
debiancve
EUVD
EUVD-2026-41277
2 Jul 202610:30
euvd
NVD
CVE-2026-54431
2 Jul 202611:16
nvd
OSV
CVE-2026-54431 Improper Data Validation in liboauth2
2 Jul 202610:30
osv
OSV
DEBIAN-CVE-2026-54431
2 Jul 202611:16
osv
OSV
UBUNTU-CVE-2026-54431
2 Jul 202611:16
osv
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu22.04allliboauth20liboauth2_0_all.deb
Ubuntu24.04allliboauth20liboauth2_0_all.deb
Ubuntu26.04allliboauth20liboauth2_0_all.deb

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

09 Jul 2026 14:47Current
6.1Medium risk
Vulners AI Score6.1
CVSS 45.1
EPSS0.00128
SSVC
6