A vulnerability classified as critical has been found in 299Ko CMS 2.0.0. This affects an unknown part of the file /admin/filemanager/view of the component File Management. The manipulation leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

References

• https://nvd.nist.gov/vuln/detail/CVE-2025-8265
• https://github.com/loopholesgenius/cve/blob/main/There%20is%20a%20file%20management%20section%20in%20the%20background%20management%20(1).pdf
• https://vuldb.com/?ctiid.317853
• https://vuldb.com/?id.317853
• https://vuldb.com/?submit.617651