CVE-2020-25266
AppImage appimaged before 1.0.3 does not properly check whether a downloaded file is a valid...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2020-25266- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-494
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2020-25266- Updated
- 2026-11-02
EUVDEUVD-2020-17954 No score
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.
- Record
EUVD-2020-17954- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cvpm-h3w4-gr4m No score
AppImage appimaged before 1.0.3 does not properly check whether a downloaded file is a valid...
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.
- Record
GHSA-cvpm-h3w4-gr4m- Weakness
- CWE-494
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-25266
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.
- Record
UBUNTU-CVE-2020-25266- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libappimageUbuntu:20.04:LTS |
All versions, plus listed versions 0.1.9+dfsg-1 |
None known |
libappimageUbuntu:22.04:LTS |
All versions, plus listed versions 0.1.10+dfsg-0ubuntu1 |
None known |
libappimageUbuntu:24.04:LTS |
All versions, plus listed versions 1.0.4-5-2ubuntu11.0.4-5-3ubuntu11.0.4-5-3.1ubuntu11.0.4-5-3.1ubuntu2 |
None known |
libappimageUbuntu:25.10 |
All versions, plus listed versions 1.0.4-5-4ubuntu11.0.4-5-4ubuntu3 |
None known |
libappimageUbuntu:26.10 |
All versions, plus listed versions 1.0.4-5-7build1 |
None known |
libappimageUbuntu:26.04:LTS |
All versions, plus listed versions 1.0.4-5-4ubuntu31.0.4-5-6ubuntu11.0.4-5-71.0.4-5-7build1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-25266 is a medium vulnerability (CVSS 5.5) in Appimage Appimaged, published December 2, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 28th percentile. No source names a fixed version.