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CVE-2025-8454

Debian Devscripts vulnerability

9.8 CRITICALEPSS 0.24%
  1. Published1 Aug 2025

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Debian Devscripts2.25.15

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

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Frequently asked

Is CVE-2025-8454 being actively exploited?

CVE-2025-8454 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.24%.

How severe is CVE-2025-8454?

CVE-2025-8454 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.24% probability of exploitation.

Which products are affected by CVE-2025-8454?

Affected products include Debian Devscripts.

How do I fix CVE-2025-8454?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.