CVE-2021-34597

7.8 highEPSS 0.7%

High (7.8) in phoenixcontact. EPSS 0.7% chance of exploitation in the next 30 days.

Improper Input Validation vulnerability in PC Worx Automation Suite of Phoenix Contact up to version 1.88 could allow an attacker with a manipulated project file to unpack arbitrary files outside of the selected project directory.

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2021-11-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

phoenixcontact:pc_worx
phoenixcontact:pc_worx_express

References

https://cert.vde.com/en/advisories/VDE-2021-052/
https://cert.vde.com/en/advisories/VDE-2021-052/

Check your stack JSON