CVE-2026-119407 Element Web & Desktop - Authentication Bypass

Element Web and Element Desktop < 1.12.32 contain an authentication bypass caused by accepting guest credentials from URL fragment parameters in loadSession, letting remote unauthenticated attackers log out users and clear local stores, exploit requires user to open crafted link.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.14% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication, Denial Of Service, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
Published
30 October 2026
Updated
1 November 2026
Weakness
CWE-352

Vendor fix

Update to version 1.12.32 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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