CVE-2026-36471

medium

Description

Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.

References

https://github.com/UmbraDeorum/cutenews-2.0-CVEs-2026-Disclosure

https://github.com/CuteNews/cutenews-2.0/blob/master/core/core.php

https://github.com/CuteNews/cutenews-2.0

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-83993

Details

Source: Mitre, NVD

Published: 2026-09-21

Updated: 2026-09-25

Risk Information

CVSS v2

Base Score: 5.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 5.8

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

Severity: Medium

EPSS

EPSS: 0.00213