CVE-2020-25266 json
AppImage appimaged before 1.0.3 does not properly check whether a downloaded file is a valid appimage.
published 2020-12-02 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-17954
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 28%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- appimage appimaged 1.0.3
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-494 Download of Code Without Integrity Check
References
-
github.com
/refi64/CVE-2020-25265-25266
third-party-advisory
Sources
- CVE List CVE-2020-25266
- NVD CVE-2020-25266
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