What is CVE-2026-122151?

CVE-2026-122151 is a medium-severity vulnerability in Presenton, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-11-05.

How severe is CVE-2026-122151?

Medium severity. CVSS v3 base score is 4.3 out of 10.

CSRF in Presenton

CVE-2026-122151

A security vulnerability has been detected in Presenton up to 0.9.11-beta. Impacted is the function JSON.parse of the file /api/user-config of the component User Configuration Handler. Such manipulation leads to cross-site request forgery. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.9.12-beta is recommended to address this issue. The name of the patch is 44c8a61122b21f17642d717b0c4d6f2c54c0f180. It is recommended to upgrade the affected component.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2026-11-05 · last modified 2026-11-05.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Presenton — versions 0.9.11-beta

Weakness classification (CWE)

References

github.com/presenton/presenton/ (product)
github.com/presenton/presenton/commit/44c8a61122b21f17642d717b0c4d6f2c54c0f180 (patch)
github.com/presenton/presenton/issues/975 (issue-tracking)
github.com/presenton/presenton/pull/980 (issue-tracking, patch)
github.com/presenton/presenton/releases/tag/v0.9.12-beta (patch)
github.com/user-attachments/files/33003219/default.md (exploit)
CVE-2026-122151 | CVE Analysis and Report (third-party-advisory)
Submit #1027429 | Presenton 0.9.11-beta Cross-Site Request Forgery (third-party-advisory)
VDB-431151 | Presenton User Configuration user-config JSON.parse cross-site request forgery (technical-description, vdb-entry)
VDB-431151 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)

Frequently asked questions

What is CVE-2026-122151?: CVE-2026-122151 is a medium-severity vulnerability in Presenton, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-11-05.
How severe is CVE-2026-122151?: Medium severity. CVSS v3 base score is 4.3 out of 10.