What is CVE-2026-7503?

CVE-2026-7503 is a high-severity vulnerability in Code-projects For Plugin, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-04-30.

How severe is CVE-2026-7503?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Code-projects For Plugin

CVE-2026-7503

A vulnerability was detected in code-projects for Plugin 4.1.2cu.5137. The impacted element is the function setWiFiMultipleConfig in the library /lib/cste_modules/wireless.so of the file /cgi-bin/cstecgi.cgi. The manipulation of the argume…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (17.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Code-projects For Plugin — versions 4.1.2cu.5137

Weakness classification (CWE)

References

VDB-360313 | code-projects for Plugin cstecgi.cgi setWiFiMultipleConfig buffer overflow (technical-description, vdb-entry)
VDB-360313 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
Submit #803120 | TOTOLINK A800R V4.1.2cu.5137_B20200730 Stack-based Buffer Overflow (third-party-advisory)
cna@vuldb.com (exploit)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-7503?: CVE-2026-7503 is a high-severity vulnerability in Code-projects For Plugin, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-04-30.
How severe is CVE-2026-7503?: High severity. CVSS v3 base score is 8.8 out of 10.