Vulnerability · Published Nov 15, 2025 · Assigned by VulDB

CVE-2025-13191D-Link DIR-816L soap.cgi soapcgi_main stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in DIR-816L from D-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.0%top 37.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was determined in D-Link DIR-816L 2_06_b09_beta. This issue affects the function soapcgi_main of the file /soap.cgi. This manipulation causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DIR-816L	2_06_b09_beta

Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-332480 | D-Link DIR-816L soap.cgi soapcgi_main stack-based overflow vdb-entry, technical-description
VDB-332480 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #685543 | D-Link DIR-816L DIR816L_REVB_FW_2_06_b09_beta Stack-based Buffer Overflow third-party-advisory
https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(soap.cgi).pdf exploit
https://www.dlink.com/ product