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Fencer Vulns
low 3.1

CVE-2026-17039 json

Pki-core: dogtag-pki: redhat-pki: pki-core: ca renewal request processing omits realm authorization check performed by enrollment path

published 2026-07-24 3 mo ago modified 2026-11-06 2 d ago also EUVD-2026-48615

cvss
3.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 17%
public exploits
0
none known

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.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-17039 updated cvss 3.1

pki-core: dogtag-pki: redhat-pki: pki-core: CA renewal request processing omits realm authorization check performed by enrollment path

  • Red Hat Certificate System 9 pki-core Red Hat Certificate System 10 redhat-pki Red Hat Certificate System 11 redhat-pki Red Hat Enterprise Linux 6 pki-ca, pki-core, pki-util, pki-setup, pki-common, pki-silent, +7 more Red Hat Enterprise Linux 7 pki-ca, pki-kra, pki-base, pki-core, pki-tools, pki-server, +3 more Red Hat Enterprise Linux 8 jss, pki-ca, idm-jss, ldapjdk, pki-kra, pki-acme, +25 more
    +2 more products
    Red Hat Enterprise Linux 9 pki-ca, pki-kra, pki-acme, pki-base, pki-core, pki-tools, +13 more Red Hat Enterprise Linux 10 dogtag-pki
    affected: workaround, no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
3 mo ago

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

  • Red Hat Red Hat Certificate System 10
  • Red Hat Red Hat Certificate System 11
  • Red Hat Red Hat Certificate System 9
  • Red Hat Red Hat Enterprise Linux 10
  • Red Hat Red Hat Enterprise Linux 6
  • Red Hat Red Hat Enterprise Linux 7
  • Red Hat Red Hat Enterprise Linux 8
  • Red Hat Red Hat Enterprise Linux 9

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.