CVE-2026-36471

EUVD-2026-83993
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 11.74%
Common Weakness Enumeration
References
https://github.com/CuteNews/cutenews-2.0
https://github.com/CuteNews/cutenews-2.0/blob/master/core/core.php
https://github.com/UmbraDeorum/cutenews-2.0-CVEs-2026-Disclosure