# activestorage (RubyGems) vulnerabilities

11 known vulnerabilities (2 critical, 1 high, 4 medium, 1 low), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Registry: https://rubygems.org/gems/activestorage

## Advisories (11)

### [CVE-2026-66066](https://cve.now/CVE-2026-66066): Action Pack: Possible arbitrary file read and remote code execution in Active Storage variant processing

- Severity: Critical 9.5
- Published: Jul 30, 2026
- Affected: fixed in 7.2.3.2; from 8.0.0.beta1, fixed in 8.0.5.1; from 8.1.0.beta1, fixed in 8.1.3.1.

### [CVE-2026-33658](https://cve.now/CVE-2026-33658): Rails Active Storage has a possible DoS vulnerability in proxy mode via multi-range requests

- Severity: Low 2.3
- Published: Mar 26, 2026
- Affected: from 8.1.0, fixed in 8.1.2.1; from 8.0.0, fixed in 8.0.4.1; fixed in 7.2.3.1.

### [CVE-2026-33202](https://cve.now/CVE-2026-33202): Rails Active Storage has possible glob injection in its DiskService

- Severity: Medium 6.6
- Published: Mar 23, 2026
- Affected: from 8.1.0.beta1, fixed in 8.1.2.1; from 8.0.0.beta1, fixed in 8.0.4.1; fixed in 7.2.3.1.

### [CVE-2026-33195](https://cve.now/CVE-2026-33195): Rails Active Storage has possible Path Traversal in DiskService

- Severity: High 8.0
- Published: Mar 23, 2026
- Affected: from 8.1.0.beta1, fixed in 8.1.2.1; from 8.0.0.beta1, fixed in 8.0.4.1; fixed in 7.2.3.1.

### [CVE-2026-33174](https://cve.now/CVE-2026-33174): Rails Active Storage has a possible DoS vulnerability when in proxy mode via Range requests

- Severity: Medium 6.6
- Published: Mar 23, 2026
- Affected: from 8.1.0.beta1, fixed in 8.1.2.1; from 8.0.0.beta1, fixed in 8.0.4.1; fixed in 7.2.3.1.

### [CVE-2026-33173](https://cve.now/CVE-2026-33173): Rails Active Storage has possible content type bypass via metadata in direct uploads

- Severity: Medium 5.3
- Published: Mar 23, 2026
- Affected: from 8.1.0.beta1, fixed in 8.1.2.1; from 8.0.0.beta1, fixed in 8.0.4.1; fixed in 7.2.3.1.

### [CVE-2025-24293](https://cve.now/CVE-2025-24293): # Active Storage allowed transformation methods potentially unsafe Active Storage attempts to prevent the use of potentially unsafe image…

- Severity: Critical 9.2
- Published: Jan 30, 2026
- Affected: from 8.0, fixed in 8.0.2.1; from 7.2, fixed in 7.2.2.2; from 5.2.0, fixed in 7.1.5.2.

### [CVE-2024-26144](https://cve.now/CVE-2024-26144): Possible Sensitive Session Information Leak in Active Storage

- Severity: Medium 5.3
- Published: Feb 27, 2024
- Affected: from 5.2.0, fixed in 6.1.7.7; from 7.0.0, fixed in 7.0.8.1.

### [CVE-2022-21831](https://cve.now/CVE-2022-21831): A code injection vulnerability exists in the Active Storage \>= v5.2.0 that could allow an attacker to execute code via image\_processing…

- Severity: Unrated
- Published: May 26, 2022
- Affected: from 5.2.0, fixed in 5.2.6.3; from 6.0.0, fixed in 6.0.4.7; from 6.1.0, fixed in 6.1.4.7; from 7.0.0, fixed in 7.0.2.3.

### [CVE-2020-8162](https://cve.now/CVE-2020-8162): A client side enforcement of server side security vulnerability exists in rails \< 5.2.4.2 and rails \< 6.0.3.1 ActiveStorage's S3 adapter…

- Severity: Unrated
- Published: Jun 19, 2020
- Affected: from 5.0.0, fixed in 5.2.4.3; from 6.0.0, fixed in 6.0.3.1.

### [CVE-2018-16477](https://cve.now/CVE-2018-16477): A bypass vulnerability in Active Storage \>= 5.2.0 for Google Cloud Storage and Disk services allow an attacker to modify the…

- Severity: Unrated
- Published: Nov 30, 2018
- Affected: from 5.2.0, fixed in 5.2.1.1.

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