What is CVE-2026-58443?
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The record classifies CVE-2026-58443 under weakness class CWE-863. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 68 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 9.1 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - EPSS (FIRST)
- 0.5% probability of exploitation in the next 30 days, higher than 45.9% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 8.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-08-13, last modified 2026-08-14
Is CVE-2026-58443 being exploited?
Weaponised exploit code for CVE-2026-58443 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 40 in the Threadlinqs vulnerability feed.
- trickest/cve (trickest)
Affected products and versions
- Gitea: Open Source Git Server
Affected software packages:
go:code.gitea.io/gitea— patched in 1.27.0
How to fix CVE-2026-58443
Fixed versions are recorded for 1 package: go:code.gitea.io/gitea 1.27.0. No vendor patch reference has been recorded for CVE-2026-58443 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-58443
1 tracked threat in the Threadlinqs corpus references CVE-2026-58443, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on .