# CVE-2025-2885: Root metadata version not validated in tough

> CVE-2025-2885: Root metadata version not validated in tough. CVSS 4.5 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2025-2885
Last updated: 2026-06-17T09:07:47Z

- Published: 2025-03-27 22:18 UTC · Updated: 2026-06-17 09:07 UTC · Assigner: AMZN
- CVSS: 4.5 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N
- EPSS: 0.33%, 26th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-1288

## Description

Missing validation of the root metatdata version number could allow an actor to supply an arbitrary version number to the client instead of the intended version in the root metadata file, altering the version fetched by the client. Users should upgrade to tough version 0.20.0 or later and ensure any forked or derivative code is patched to incorporate the new fixes.

## Affected vendors and products

- AWS: tough

## Tracked companies

- [Amazon Web Services](https://rewindex.com/company/aws.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-2885)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-2885)
- [https://aws.amazon.com/security/security-bulletins/AWS-2025-007/](https://aws.amazon.com/security/security-bulletins/AWS-2025-007/)
- [https://github.com/awslabs/tough/releases/tag/tough-v0.20.0](https://github.com/awslabs/tough/releases/tag/tough-v0.20.0)
- [https://github.com/awslabs/tough/security/advisories/GHSA-5vmp-m5v2-hx47](https://github.com/awslabs/tough/security/advisories/GHSA-5vmp-m5v2-hx47)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-2885 · Markdown: https://rewindex.com/cve/CVE-2025-2885.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-2885 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:13:12.031Z