Vulnerability · Published Dec 2, 2020 · Assigned by mitre

CVE-2020-25266

Medium 5.5

In plain English

A medium-severity security flaw in the libappimage package (Ubuntu). 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 28% of all known vulnerabilities).

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.3%top 71.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

AppImage appimaged before 1.0.3 does not properly check whether a downloaded file is a valid appimage. For example, it will accept a crafted mp3 file that contains an appimage, and install it.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Ubuntu:22.04:LTSlibappimageno fix listedUBUNTU-CVE-2020-25266
Ubuntu:24.04:LTSlibappimageno fix listedUBUNTU-CVE-2020-25266
Ubuntu:25.10libappimageno fix listedUBUNTU-CVE-2020-25266
Ubuntu:26.04:LTSlibappimageno fix listedUBUNTU-CVE-2020-25266
Ubuntu:26.10libappimageno fix listedUBUNTU-CVE-2020-25266

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References