# github.com/sigstore/timestamp-authority/v2 (Go) vulnerabilities

Source: https://junglewise.ai/threats/technologies/github-com-sigstore-timestamp-authority-v2  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/github-com-sigstore-timestamp-authority-v2.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in github.com/sigstore/timestamp-authority/v2 (Go): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-49835, was published on 17 July 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About github.com/sigstore/timestamp-authority/v2 (Go)

Go package providing timestamp authority functionality for the Sigstore project.

## Latest github.com/sigstore/timestamp-authority/v2 (Go) vulnerabilities

- [CVE-2026-49835: Sigstore Timestamp Authority memory exhaustion in wrapMetrics middleware](https://junglewise.ai/threats/cve-2026-49835-sigstore-timestamp-authority-memory-exhaustion-in-wrapmetrics) (medium, CVSS 5.9, published 17 Jul 2026)
- [CVE-2026-39984: Sigstore Timestamp Authority has Improper Certificate Validation in verifier](https://junglewise.ai/threats/cve-2026-39984-sigstore-timestamp-authority-has-improper-certificate-validation) (medium, CVSS 5.5, published 15 Apr 2026)
- [CVE-2025-66564: Sigstore Timestamp Authority allocates excessive memory during request parsing](https://junglewise.ai/threats/cve-2025-66564-sigstore-timestamp-authority-allocates-excessive-memory-during) (high, CVSS 7.5, published 4 Dec 2025)

## Most severe github.com/sigstore/timestamp-authority/v2 (Go) vulnerabilities

- [CVE-2025-66564: Sigstore Timestamp Authority allocates excessive memory during request parsing](https://junglewise.ai/threats/cve-2025-66564-sigstore-timestamp-authority-allocates-excessive-memory-during) (high, CVSS 7.5, published 4 Dec 2025)
- [CVE-2026-49835: Sigstore Timestamp Authority memory exhaustion in wrapMetrics middleware](https://junglewise.ai/threats/cve-2026-49835-sigstore-timestamp-authority-memory-exhaustion-in-wrapmetrics) (medium, CVSS 5.9, published 17 Jul 2026)
- [CVE-2026-39984: Sigstore Timestamp Authority has Improper Certificate Validation in verifier](https://junglewise.ai/threats/cve-2026-39984-sigstore-timestamp-authority-has-improper-certificate-validation) (medium, CVSS 5.5, published 15 Apr 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

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- [code.vikunja.io/api (Go)](https://junglewise.ai/threats/technologies/code-vikunja-io-api): 91 vulnerabilities
- [gogs.io/gogs (Go)](https://junglewise.ai/threats/technologies/gogs-io-gogs): 81 vulnerabilities
- [github.com/traefik/traefik/v2 (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v2): 78 vulnerabilities
- [github.com/traefik/traefik (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik): 75 vulnerabilities
- [github.com/usememos/memos (Go)](https://junglewise.ai/threats/technologies/github-com-usememos-memos): 75 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "github.com/sigstore/timestamp-authority/v2 (Go) vulnerabilities", https://junglewise.ai/threats/technologies/github-com-sigstore-timestamp-authority-v2, 13 November 2026.