CVE-2026-5249
gougucms Record Endpoint record.html cross site scripting
Vexday Risk Score
33Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
Exploit maturity
Proof of concept
Public proof of concept exists, but not yet automated.
CVSS 5.1EPSS 0.2%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Lifecycle
01 Apr 2026Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
A vulnerability was found in gougucms 4.08.18. This impacts an unknown function of the file \gougucms-master\app\admin\view\user\record.html of the component Record Endpoint. Performing a manipulation of the argument value.content results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Affected products
n/a · gougucmspublic PoCs found — 1
cve_referencethinhneee.github.io/posts/gougu-blind-xss/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.