VDB
CVE-2026-33758
CVE-2026-33758
PUBLISHED
CVSS 9.399999618530273 CRITICAL
OpenBao has Reflected XSS in its OIDC authentication error message
EPSS 0.05% · 17.2th percentile
Risk Scores
CVSS v4.0
9.399999618530273
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS Score
0.05%
17.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| openbao | openbao | *, < 2.5.2, < 2.5.2 |
| github.com | openbao/openbao | 0, 0, 0 |
Timeline
- Mar 26, 2026 CVE Published
- Mar 27, 2026 CVE Updated
- Mar 27, 2026 Coalition ESS Score
- Mar 27, 2026 Security Advisory
- Mar 27, 2026 PoC Published
- Mar 28, 2026 EPSS Score
- Mar 30, 2026 PoC Published
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
References
- https://github.com/openbao/openbao/security/advisories/GHSA-cpj3-3r2f-xj59 url
- https://github.com/openbao/openbao/pull/2709 url
- https://github.com/openbao/openbao/commit/6e2b2dd84f0e47cebc90d6e79609dd5274732662 url
- https://github.com/openbao/openbao/releases/tag/v2.5.2 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-33758 advisory
- https://github.com/openbao/openbao package