Vulnerability · Published Mar 25, 2026 · Assigned by mitre
CVE-2025-70888
Critical 9.8
In plain English
A critical-severity privilege mismanagement in the osslsigncode package (Debian). 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 43% 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 56.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An issue in mtrojnar Osslsigncode affected at v2.10 and before allows a remote attacker to escalate privileges via the osslsigncode.c component
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | osslsigncode | no fix listed | DEBIAN-CVE-2025-70888 |
| Debian:13 | osslsigncode | no fix listed | DEBIAN-CVE-2025-70888 |
| Debian:14 | osslsigncode | 2.11-1 | DEBIAN-CVE-2025-70888 |
| Ubuntu:22.04:LTS | osslsigncode | no fix listed | UBUNTU-CVE-2025-70888 |
| Ubuntu:24.04:LTS | osslsigncode | no fix listed | UBUNTU-CVE-2025-70888 |
| Ubuntu:25.10 | osslsigncode | no fix listed | UBUNTU-CVE-2025-70888 |
| Ubuntu:26.04:LTS | osslsigncode | no fix listed | UBUNTU-CVE-2025-70888 |
| Ubuntu:26.10 | osslsigncode | no fix listed | UBUNTU-CVE-2025-70888 |
Affected products (as reported)
Weakness: CWE-269 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H