Vulnerability · Published Aug 1, 2025 · Assigned by debian
CVE-2025-8454
Critical 9.8
In plain English
A critical-severity security flaw in devscripts from Debian. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.3%top 80.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
It was discovered that uscan, a tool to scan/watch upstream sources for new releases of software, included in devscripts (a collection of scripts to make the life of a Debian Package maintainer easier), skips OpenPGP verification if the upstream source is already downloaded from a previous run even if the verification failed back then.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | devscripts | no fix listed | DEBIAN-CVE-2025-8454 |
| Debian:13 | devscripts | no fix listed | DEBIAN-CVE-2025-8454 |
| Debian:14 | devscripts | no fix listed | DEBIAN-CVE-2025-8454 |
| Ubuntu:22.04:LTS | devscripts | no fix listed | UBUNTU-CVE-2025-8454 |
| Ubuntu:24.04:LTS | devscripts | no fix listed | UBUNTU-CVE-2025-8454 |
| Ubuntu:25.10 | devscripts | no fix listed | UBUNTU-CVE-2025-8454 |
| Ubuntu:26.04:LTS | devscripts | no fix listed | UBUNTU-CVE-2025-8454 |
| Ubuntu:26.10 | devscripts | no fix listed | UBUNTU-CVE-2025-8454 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Debian | devscripts | 0 |
Weakness: CWE-347 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H