Incorrect authorization in Red Hat Certificate System 10
Priority LOW 15CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Deferred Red Hat: fix deferred
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-863.
Summary
A flaw was found in pki-core. The certificate authority (CA) renewal request path does not perform the realm-based authorization check that the enrollment path performs, allowing an authenticated user entitled to one realm to cause a certificate belonging to a different realm to be renewed without that realm's authorization.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00259 17th percentileScored 2026-11-07
Fix Deferred Red Hat: fix deferred
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Red Hat | Red Hat Certificate System 10 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Certificate System 11 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Certificate System 9 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Enterprise Linux 10 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Enterprise Linux 6 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Enterprise Linux 7 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Enterprise Linux 8 | — | — | No fix listed | CNA |
| Red Hat | Red Hat Enterprise Linux 9 | — | — | No fix listed | CNA |
- Red Hat Certificate System 10 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Certificate System 11 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Certificate System 9 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Enterprise Linux 10 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Enterprise Linux 6 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Enterprise Linux 7 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Enterprise Linux 8 VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Enterprise Linux 9 VendorRed Hat Affected — Fixed in — No fix listed CNA
CPE names CNA · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:/a:redhat:certificate_system:10 | 10 | — | Red Hat |
| cpe:/a:redhat:certificate_system:11 | 11 | — | Red Hat |
| cpe:/a:redhat:certificate_system:9 | 9 | — | Red Hat |
| cpe:/a:redhat:enterprise_linux:10 | 10 | — | Red Hat |
| cpe:/o:redhat:rhel_els:6 | 6 | — | Red Hat |
| cpe:/o:redhat:rhel_els:7 | 7 | — | Red Hat |
| cpe:/a:redhat:enterprise_linux:8 | 8 | — | Red Hat |
| cpe:/a:redhat:enterprise_linux:9 | 9 | — | Red Hat |
- cpe:/a:redhat:certificate_system:10 Versions 10 — ·Red Hat
- cpe:/a:redhat:certificate_system:11 Versions 11 — ·Red Hat
- cpe:/a:redhat:certificate_system:9 Versions 9 — ·Red Hat
- cpe:/a:redhat:enterprise_linux:10 Versions 10 — ·Red Hat
- cpe:/o:redhat:rhel_els:6 Versions 6 — ·Red Hat
- cpe:/o:redhat:rhel_els:7 Versions 7 — ·Red Hat
- cpe:/a:redhat:enterprise_linux:8 Versions 8 — ·Red Hat
- cpe:/a:redhat:enterprise_linux:9 Versions 9 — ·Red Hat
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Certificate System 10 | Affected | No fix yet: Fix deferred |
| Red Hat Certificate System 11 | Affected | No fix yet: Fix deferred |
| Red Hat Certificate System 9 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 6 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2026-17039
- 2026-10-03 Alias added: GHSA-jq46-23h4-vfpj
References
Other 8
- https://access.redhat.com/security/cve/CVE-2021-20179
- https://access.redhat.com/security/cve/CVE-2026-17039
- RHBZ#2506720
- https://github.com/dogtagpki/pki/blob/master/base/ca/database/ds/acl.ldif
- https://github.com/dogtagpki/pki/blob/master/base/ca/src/main/java/com/netscape/cms/servlet/cert/EnrollmentProcessor.java
- https://github.com/dogtagpki/pki/blob/master/base/ca/src/main/java/com/netscape/cms/servlet/cert/RenewalProcessor.java
- https://github.com/dogtagpki/pki/blob/master/base/ca/src/main/java/org/dogtagpki/server/ca/rest/v2/CertServlet.java
- https://github.com/dogtagpki/pki/commit/e2de26769761af04b9c56071bd1a1926903c49b6
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Sources
- CVE-2026-17039 · CVE Program
- CVE-2026-17039 · NVD
- FIRST EPSS
- GHSA-jq46-23h4-vfpj · GitHub Advisory Database · CC BY 4.0
- CVE-2026-17039 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences