CVE-2026-58426

CVSS 9.6 · CRITICAL

EPSS p7

Lower risk — in the top 93% least-likely-to-be-exploited CVEs.

No patch reference

No patch/mitigation in references

Published 7/3/2026 · updated 7/3/2026 · CWE-347

Summary

Gitea Actions Artifacts V4 signed URL HMAC ambiguity allows cross-repository artifact read and cross-task upload-state write

CVSS 9.6 — CRITICAL

9.6 / 10

AV: Network
AC: Low complexity
PR: Low privileges
UI: No user interaction
S: Scope changed
C: Confidentiality: High
I: Integrity: High
A: Availability: None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

EPSS exploitation probability

0.2%

Percentile p7 — Lower risk — in the top 93% least-likely-to-be-exploited CVEs.

Timeline

Jul 3, 2026 · Disclosed / published in NVD

Intel sources

Which upstream feeds returned data for this CVE, and when they were last fetched.

NVD· 29 days ago
CVE.org· 29 days ago
FIRST EPSS· 29 days ago
CISA KEV· no data
OSV· 29 days ago

References

Other4

Unlock the full report

See how CVE-2026-58426 hits your stack.

Free public data ends here. Sign in to correlate this CVE against your SBOM and assets, get an AI-grounded exploit chain, generate a ModSecurity virtual patch, and share findings with your team.

· Asset-aware CVSS & priority
· Grounded AI analysis (A–D graded)
· Auto-generated WAF / IPS rules
· Jira, SIEM, Slack, Teams delivery

No credit card · 100 free enrichments · analyst-grade citations.