CVE-2025-41730: An unauthenticated remote attacker can abuse unsafe sscanf calls within the check_account() function to write…
CVE-2025-41730 · Severity: critical · CVSS 9.8 · Published 2025-12-10
An unauthenticated remote attacker can abuse unsafe sscanf calls within the check_account() function to write arbitrary data into fixed-size stack buffers which leads to full device compromise.
No. Junglewise Threat Intelligence has no report of CVE-2025-41730 being exploited in the wild.
How severe is CVE-2025-41730?
Critical severity, with a CVSS score of 9.8, published 10 December 2025.
Which products and versions are affected?
Wago 0852-1322, Wago 0852-1322 Firmware, Wago 0852-1328, Wago 0852-1328 Firmware. The advisory does not name versions.
Is there a fix for CVE-2025-41730?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-41730?
Check whether you run Wago 0852-1322, Wago 0852-1322 Firmware, Wago 0852-1328 or one of the others listed. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.