🛡️ CVE-2022-21831 on Debian — rails

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A code injection vulnerability exists in the Active Storage >= v5.2.0 that could allow an attacker to execute code via image_processing arguments.

Distribution advisory

This page covers CVE-2022-21831 as tracked by Debian, for the package rails. The fix is available in version 2:6.1.4.7+dfsg-1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

DEBIAN-CVE-2022-21831 is classified as CWE-94: Code Injection. Input is incorporated into code that the runtime evaluates, so an attacker can have their own code executed.

Affected software

DEBIAN-CVE-2022-21831 is recorded against 1 package.

  • rails (fixed in 2:6.1.4.7+dfsg-1)

Timeline and source

Published on 26 May 2022 and last revised on 4 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2022-21831 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2022-05-26
Updated 2026-08-12
Modified 2026-08-04
Fix URL N/A

Affected Packages

Software From version Fixed in
rails — 2:6.1.4.7+dfsg-1

Similar Threats

Exploit Protection

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DEBIAN-CVE-2022-21831 carries CVSS 9.8 Critical rating. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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