Vulnerability · Published Jun 11, 2025 · Assigned by CPANSec
CVE-2025-40914Perl CryptX before version 0.087 contains a dependency that may be susceptible to an integer overflow
Critical 9.8
In plain English
A critical-severity security flaw in CryptX from MIK. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 54.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libcryptx-perl | no fix listed | DEBIAN-CVE-2025-40914 |
| Debian:13 | libcryptx-perl | no fix listed | DEBIAN-CVE-2025-40914 |
| Debian:14 | libcryptx-perl | 0.087-1 | DEBIAN-CVE-2025-40914 |
Affected products (as reported)
Weakness: CWE-1395 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H