CVE-2025-13188

Name: CVE-2025-13188
Creator: NVD / NIST
Published: 2025-11-14T23:15:43.843+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.9/10EPSS 2.20%

Last modified Jun 17, 2026

CVE-2025-13188 is a high-severity vulnerability rated 8.9/10 on the CVSS scale. A vulnerability was detected in D-Link DIR-816L 2_06_b09_beta. Affected by this vulnerability is the function authenticationcgi_main of the file /authentication.cgi. EPSS estimates a 2.20% chance of exploitation in the next 30 days.

Description

A vulnerability was detected in D-Link DIR-816L 2_06_b09_beta. Affected by this vulnerability is the function authenticationcgi_main of the file /authentication.cgi. Performing manipulation of the argument Password results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is now 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

8.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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

2.20%

80.2th 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(authentication.cgi).pdfExploit, Third Party Advisory
https://vuldb.com/?ctiid.332476Permissions Required, VDB Entry
https://vuldb.com/?id.332476Third Party Advisory, VDB Entry
https://vuldb.com/?submit.685538Third Party Advisory, VDB Entry
https://www.dlink.com/Product
https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(authentication.cgi).pdfExploit, Third Party Advisory

Timeline

Published: Nov 14, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-13188?

How severe is CVE-2025-13188?

CVE-2025-13188 has a CVSS score of 8.9/10 (HIGH severity). The EPSS model estimates a 2.20% probability of exploitation in the next 30 days.

How do I fix CVE-2025-13188?

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-2025-13188?

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

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Source: NVD / NIST