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CVE-2026-31944

🗓️ 26 Mar 2026 14:59:36Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 18 Views

LibreChat OAuth callback stores tokens without login verification, enabling account takeover; fixed in version eight point three release candidate.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-31944
13 Mar 202619:44
–attackerkb
bdu_fstec
BDU FSTEC
LibreChat OAuth Unauthorized Access
8 Jun 202600:00
–bdu_fstec
circl
Circl
CVE-2026-31944
17 Mar 202614:00
–circl
cnnvd
CNNVD
LibreChat access control vulnerability
13 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-31944
13 Mar 202619:44
–cve
cvelist
Cvelist
CVE-2026-31944 LibreChat MCP OAuth callback does not validate browser session — allows token theft via redirect link
13 Mar 202619:44
–cvelist
euvd
EUVD
EUVD-2026-12092
13 Mar 202619:44
–euvd
mend
Mend
CVE-2026-31944
13 Mar 202619:44
–mend
nvd
NVD
CVE-2026-31944
13 Mar 202619:54
–nvd
osv_cve
osv_cve
CVE-2026-31944 LibreChat MCP OAuth callback does not validate browser session — allows token theft via redirect link
13 Mar 202619:44
–osv_cve
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26 Mar 2026 14:59Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17.6
EPSS0.0026
SSVC
18