What is CVE-2025-40912?

CVE-2025-40912 is a critical-severity vulnerability in Mik Cryptx, classified under CWE-1395. CVSS score: 9.8/10. Published 2025-06-11.

How severe is CVE-2025-40912?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-40912 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Mik Cryptx

CVE-2025-40912

CryptX for Perl before version 0.065 contains a dependency that may be susceptible to malformed unicode. CryptX embeds the tomcrypt library. The versions of that library in CryptX before 0.065 may be susceptible to CVE-2019-17362.

EPSS: 0.004 (27.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mik Cryptx — versions 0.002

Weakness classification (CWE)

CWE-1395

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

9b29abf9-4ab0-4765-b253-1875cd9b441e

Frequently asked questions

What is CVE-2025-40912?: CVE-2025-40912 is a critical-severity vulnerability in Mik Cryptx, classified under CWE-1395. CVSS score: 9.8/10. Published 2025-06-11.
How severe is CVE-2025-40912?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-40912 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.