01 Record

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.

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

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02 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.

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.34% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 27.7% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2020-12-02 16:47Z5 YR AGO

Last updated

2024-08-04 15:33Z2 YR AGO

Reserved

2020-09-11

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-494Download of Code Without Integrity CheckBase

Data version

5.1

Document digest

c95388d9e3257c1ea3ed6920b73c45b82a0740300739a6c350ed37fb7eaabdd0

05 Affected products

VendorProductVersionsPlatforms

appimageappimagedNot specified—

06 References

github.comhttps://github.com/refi64/CVE-2020-25265-25266x_refsource_MISC