CVE-2026-116100

gougucms User Level Level.php add cross site scripting

A vulnerability has been found in gougucms up to 4.08.18. Impacted is the function Add of the file app/admin/controller/Level.php of the component User Level Handler. The manipulation of the argument Title leads to cross site scripting. The attack is possible to be carried out 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.

Affected

gougucms

CVSS v4.0 VULDB

1.9 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

2.4 LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N

CVSS v2.0 VULDB

3.3 LOWAV:N/AC:L/Au:M/C:N/I:P/A:N

EPSS

0.20% chance of exploitation in the next 30 days, 10th percentile

Published

2026-10-26

Updated

2026-10-29

Proof-of-concept exploits (1)

• yuhuixiaowu/cve/blob/main/gougucms_v4.08.18_XSS.mdRepo stars 0★ · pushed 2026-10-25 · snapshot
  1 file

  gougucms_v4.08.18_XSS.md

CVE references

• https://vuldb.com/cve/CVE-2026-116100ADVISORY
• https://vuldb.com/submit/1002525ADVISORY
• https://vuldb.com/vuln/426168REFERENCE
• https://vuldb.com/vuln/426168/ctiREFERENCE

References

• CVE Record
• NVD entry