Quick answers
- Is CVE-2026-15953 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-15953 being exploited in the wild.
- How severe is CVE-2026-15953?
- Medium severity, with a CVSS score of 5, published 28 September 2026.
- Which products and versions are affected?
- ABB Protection and Control IED Manager (PCM600) through 2.14.
- Is there a fix for CVE-2026-15953?
- 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.
- How is CVE-2026-15953 attacked?
- It is attacked over the network or with local access, in a network appliance.
- Am I affected by CVE-2026-15953?
- Check whether you run ABB Protection and Control IED Manager (PCM600) at an affected version. 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.
Technical details
A path traversal vulnerability (CWE-22) in PCM600 allows an attacker to read arbitrary files by manipulating pathname inputs with directory traversal sequences (e.g., ../ or ..\\). The vulnerability affects versions up to and including 2.14. Exploitation likely requires local or adjacent network access to the system running the IED manager software.
Affected products
- ABB Protection and Control IED Manager (PCM600) through 2.14
Timeline
- 2026-09-28: disclosed