Is there a public exploit for CVE-2026-129254?

Yes. Proof-of-concept code for CVE-2026-129254 has been published publicly.

Is there a proof of concept for CVE-2026-129254?

Yes — 1 proof-of-concept entry is linked on this page, from public repositories and community submissions. They are listed for authorised testing only.

How severe is CVE-2026-129254?

CVE-2026-129254 scores CVSS 5.3 (v4.0), rated medium.

What does CVE-2026-129254 affect?

CVE-2026-129254 affects Opixido OCMS.

5.3 Medium

A flaw has been found in Opixido OCMS up to b7c15660aba83d96677c1a9abaa69c082a24f21c.

CVE-2026-129254

A flaw has been found in Opixido OCMS up to b7c15660aba83d96677c1a9abaa69c082a24f21c. This impacts an unknown function of the file admin/TUI/index.php of the component Admin TUI. This manipulation of the argument img causes cross site scripting. The attack can be initiated remotely. The exploit has been published and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The vendor was contacted early about this disclosure but did not respond in any way.

Proof-of-concept code is published

Public PoC

Public PoCUsama-Hanif131/CVE-2026-129254

Signals come from Exploit-DB, Metasploit, Nuclei and published proof-of-concept repositories. Their absence means nothing was found, not that nothing exists.

Assessment

CVSS: 5.3 (v4.0)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Public PoC
Published: 14 November 2026
Last updated: 14 November 2026
Affected: Opixido · OCMS
Assigner: VulDB

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

At the source

EUVD (ENISA)

References

Community proofs of concept

No community proof of concept yet. If you have one for a published vulnerability and the right to share it, add it below — it will appear here once reviewed.

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Before you submit * This vulnerability is already publicly disclosed (it has a published CVE). This material comes only from testing I was authorised to perform. I have the legal right to publish this content and am not breaching any agreement by doing so. It contains no live credentials, personal data, or anything targeting systems I am not authorised to test. I understand it will be reviewed before it appears publicly and may be rejected. I agree to the submission terms.

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