CVE-2025-13189

Name: CVE-2025-13189
Creator: NVD / NIST
Published: 2025-11-15T06:15:43.553+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.80%

Last modified Jun 17, 2026

CVE-2025-13189 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A vulnerability has been found in D-Link DIR-816L 2_06_b09_beta. This affects the function genacgi_main of the file gena.cgi. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in D-Link DIR-816L 2_06_b09_beta. This affects the function genacgi_main of the file gena.cgi. The manipulation of the argument SERVER_ID/HTTP_SID leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

7.4/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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

EPSS Probability

0.80%

52.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Dlink	Dir-816l Firmware	2.06.b09	Beta

References

https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(gena.cgi).pdfExploit, Third Party Advisory
https://vuldb.com/?ctiid.332478Permissions Required, VDB Entry
https://vuldb.com/?id.332478Third Party Advisory, VDB Entry
https://vuldb.com/?submit.685540Third Party Advisory, VDB Entry
https://www.dlink.com/Product
https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(gena.cgi).pdfExploit, Third Party Advisory

Timeline

Published: Nov 15, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-13189?

How severe is CVE-2025-13189?

CVE-2025-13189 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.

How do I fix CVE-2025-13189?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-13189?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST