CVE-2026-88746 idccms - Stored XSS

idccms V1.70 contains a stored XSS caused by improper input sanitization in /admin/makeDiy_deal.php, letting attackers execute scripts in the context of other users, exploit requires no special privileges.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.25% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Stored XSS
Impact
Client Script Exec
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Published
21 September 2026
Updated
15 October 2026
Weakness
CWE-79

Vendor fix

Update to the latest version with XSS protections or apply input sanitization fixes.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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