CVE-2022-26987

Name: CVE-2022-26987
Creator: NVD / NIST
Published: 2022-05-10T15:15:07.537+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.40%

Last modified Jun 17, 2026

CVE-2022-26987 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow issue in `MmtAtePrase` function. Local users could get remote code execution.. EPSS estimates a 1.40% chance of exploitation in the next 30 days.

Description

TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow issue in `MmtAtePrase` function. Local users could get remote code execution.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.40%

69.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Tp-Link	Tl-Wdr7660 Firmware	2.0.30
Tp-Link	Tl-Wdr7661 Firmware	All versions
Tp-Link	Tl-Wdr7620 Firmware	All versions
Tp-Link	Tl-Wdr5660 Firmware	All versions
Mercusys	Mercury D196g Firmware	20200109_2.0.4
Fastcom	Fac1900r Firmware	20190827_2.0.2

References

http://tp-link.comVendor Advisory
https://drive.google.com/file/d/1SnNoqRlJiBD673UROLwdgg_roMOneVR9/view?usp=sharingExploit, Third Party Advisory
https://github.com/GANGE666Third Party Advisory
http://tp-link.comVendor Advisory
https://drive.google.com/file/d/1SnNoqRlJiBD673UROLwdgg_roMOneVR9/view?usp=sharingExploit, Third Party Advisory
https://github.com/GANGE666Third Party Advisory

Timeline

Published: May 10, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26987?

TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow issue in `MmtAtePrase` function. Local users could get remote code execution.

How severe is CVE-2022-26987?

CVE-2022-26987 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.40% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26987?

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-2022-26987?

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

Scan your code now

Source: NVD / NIST