What is CVE-2026-22905?

CVE-2026-22905 is a high-severity vulnerability in Wago 0852-1322, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-02-09.

How severe is CVE-2026-22905?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Wago 0852-1322

CVE-2026-22905

An unauthenticated remote attacker can bypass authentication by exploiting insufficient URI validation and using path traversal sequences (e.g., /js/../cgi-bin/post.cgi), gaining unauthorized access to protected CGI endpoints and configura…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.006 (45.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Wago 0852-1322 — versions 0.0.0, 2.64
Wago 0852-1328 — versions 0.0.0, 2.64

Weakness classification (CWE)

CWE-22 — Path Traversal

References

info@cert.vde.com

Frequently asked questions

What is CVE-2026-22905?: CVE-2026-22905 is a high-severity vulnerability in Wago 0852-1322, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-02-09.
How severe is CVE-2026-22905?: High severity. CVSS v3 base score is 7.5 out of 10.