Trending
CVE-2026-17039

CVE detail

CVE-2026-17039

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.

CVSS 3.1 · LowBuzz score 33.5

Buzz score

Why this CVE is surfacing

Buzz score total 33.5

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 22.0 · diversity 11.5 · KEV 0.0 · OTX 0.0 · PoC 0.0

Mention score

22.0

8 evidence mentions in the snapshot

Diversity score

11.5

3 sources across 2 categories

KEV score

0.0

No KEV entry observed

OTX score

0.0

0 OTX pulses

PoC score

0.0

0 repos · best confidence N/A

Best PoC traction

Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions: 8; within the 30d window
Peak daily: 8; highest bucket

Evidence

Source links by recency

Newest mentions first

8 source links · newest first

https://github.com/dogtagpki/pki/commit/e2de26769761af04b9c56071bd1a1926903c49b6github.com
No excerpt available.
Exploitgithub.comJul 24, 2026, 4:16 PM
https://github.com/dogtagpki/pki/blob/master/base/ca/src/main/java/org/dogtagpki/server/ca/rest/v2/CertServlet.javagithub.com
No excerpt available.
Exploitgithub.comJul 24, 2026, 4:16 PM
https://github.com/dogtagpki/pki/blob/master/base/ca/src/main/java/com/netscape/cms/servlet/cert/RenewalProcessor.javagithub.com
No excerpt available.
Exploitgithub.comJul 24, 2026, 4:16 PM
https://github.com/dogtagpki/pki/blob/master/base/ca/src/main/java/com/netscape/cms/servlet/cert/EnrollmentProcessor.javagithub.com
No excerpt available.
Exploitgithub.comJul 24, 2026, 4:16 PM
https://github.com/dogtagpki/pki/blob/master/base/ca/database/ds/acl.ldifgithub.com
No excerpt available.
Exploitgithub.comJul 24, 2026, 4:16 PM
https://bugzilla.redhat.com/show_bug.cgi?id=2506720bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comJul 24, 2026, 4:16 PM
https://access.redhat.com/security/cve/CVE-2026-17039access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comJul 24, 2026, 4:16 PM
https://access.redhat.com/security/cve/CVE-2021-20179access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comJul 24, 2026, 4:16 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars

No public PoC repositories have been matched yet.

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External lookup

Potential internet exposure

Potential exposure only — not proof of vulnerability.Shodan results indicate potentially internet-exposed products, not confirmed vulnerable systems. They do not confirm that any returned system is vulnerable to CVE-2026-17039.

Product-level CPE searches intentionally omit version fields and NVD version-range or configuration certainty. Verify the exact product version and configuration independently.

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Product CPE queries

Derived from this CVE's existing NVD CPE 2.3 records; the application, operating-system, or hardware part is retained.

Product query unavailableNo valid raw CPE 2.3 product record is available for this CVE, so no product-level Shodan query is shown.

Exact CVE query

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Metadata

Canonical fields

NVD status

Received

Published

Jul 24, 2026

Modified

Jul 24, 2026

Official record

Authoritative NVD record

CVSS vector

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

CWE IDs

Vendor classifications

Unavailable

How this vector reads

CVSS 3.1 base metrics decoded below. This explanation does not recalculate or change the NVD score.

Attack Vector (AV): Network. The vulnerable system can be reached across network boundaries.
Attack Complexity (AC): High. Successful exploitation depends on conditions outside the attacker's control.
Privileges Required (PR): Low. The attacker needs basic user-level privileges.
User Interaction (UI): None. Exploitation does not require another user to act.
Scope (S): Unchanged. Impacts remain within the vulnerable security authority.
Confidentiality Impact (C): None. There is no direct impact to this security property.
Integrity Impact (I): Low. There is a limited impact to this security property.
Availability Impact (A): None. There is no direct impact to this security property.

Signals

Exploitation indicators

0 stored signals · no KEV · 0 OTX pulses