# CVE-2026-23992: cosign: github.com/theupdateframework/go-tuf/v2: unauthorized modification to TUF metadata files due to a

CVE-2026-23992 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2026-23992, released January 22, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-23992
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0022
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jan 22, 2026

## Description

github.com/theupdateframework/go-tuf/v2: unauthorized modification to TUF metadata files due to a

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | cosign opensuse-leap 15.6 | 3.0.5-150400.3.35.1 | [SUSE-SU-2026:0777-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0777-1.md) | Mar 3, 2026 |
| Linux | cosign opensuse-leap 16.0 | 3.0.5-160000.1.1 | [OPENSUSE-SU-2026:20386-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20386-1.md) | Mar 18, 2026 |
| Linux | cosign sles 15.7 | 3.0.5-150400.3.35.1 | [SUSE-SU-2026:0777-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0777-1.md) | Mar 3, 2026 |
| Linux | cosign sles 16.0 | 3.0.5-160000.1.1 | [SUSE-SU-2026:20904-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-20904-1.md) | Mar 18, 2026 |
| Linux | golang-github-theupdateframework-go-tuf Debian 14 | 2.4.1+0.7.0-1 | [DEBIAN-CVE-2026-23992](https://patchblox.com/security/data/fix/linux/debian-cve-2026-23992.md) | Jan 22, 2026 |
| Linux | govulncheck-vulndb opensuse-leap 15.6 | 0.0.20260226T182644-150000.1.149.1 | [SUSE-SU-2026:0757-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0757-1.md) | Mar 3, 2026 |
| Linux | govulncheck-vulndb opensuse-leap 16.0 | 0.0.20260723T184607-160000.1.1 | [OPENSUSE-SU-2026:21483-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21483-1.md) | Jul 30, 2026 |

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Data as of 2026-11-11T07:45:43Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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