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Vulnerabilities

Vulnerability · CVE-2025-40914

Perl CryptX before version 0.087 contains a dependency that may be susceptible to an integer overflow.

Published Jun 11, 2025 · catalog updated Jun 11, 2025 · MIK CryptX

Check if you run it

No confirmed exploitation is on record for CVE-2025-40914. EPSS is 0.54%. Act only if a listed version of MIK CryptX is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.54%
Remediation
Vendor / distro source
Affected products
vendor MIK CryptX 0.002 ≤0.086

Perl CryptX before version 0.087 contains a dependency that may be susceptible to an integer overflow. CryptX embeds a version of the libtommath library that is susceptible to an integer overflow associated with CVE-2023-36328.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor MIK CryptX 0.002 ≤0.0860.002 ≤0.086

How to fix CVE-2025-40914

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-40914. EPSS is 0.54%. Act only if a listed version of MIK CryptX is installed.

Which versions are affected?

Compare what you have installed with MIK CryptX 0.002 ≤0.086 0.002 ≤0.086. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.54%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 11, 2025 · EUVD

    Detected

    Perl CryptX before version 0.087 contains a dependency that may be susceptible to an integer overflow. CryptX embeds a version of the libtommath library that is susceptible to an integer overflow associated with CVE-2023-36328.

  2. Jun 11, 2025 · EUVD

    Updated

    Perl CryptX before version 0.087 contains a dependency that may be susceptible to an integer overflow. CryptX embeds a version of the libtommath library that is susceptible to an integer overflow associated with CVE-2023-36328.

Sources

  • CVE.orgVulnerability recordCVE-2025-40914

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-40914

    30-day exploitation probability 0.5%

    first.org
  • EUVDVulnerability recordEUVD-2025-18120

    Perl CryptX before version 0.087 contains a dependency that may be susceptible to an integer overflow. CryptX embeds a version of the libtommath library that is susceptible to an integer overflow associated with CVE-2023-36328.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.