CVE-2026-55682 WeGIA - Authentication Bypass

WeGIA < 3.8.6 contains a session fixation vulnerability caused by reflection of attacker-supplied PHPSESSID cookie and use of DB_HOST as cookie domain, letting attackers hijack authenticated sessions and disclose internal DB host, exploit requires victim authentication with attacker-chosen session ID.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Access Control, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-200

Vendor fix

Update to version 3.8.6 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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