What is CVE-2025-26002?

CVE-2025-26002 is a critical-severity vulnerability in Telesquare Tlr-2005ksh, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-03-26.

How severe is CVE-2025-26002?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Telesquare Tlr-2005ksh

CVE-2025-26002

Telesquare TLR-2005KSH 1.1.4 is affected by an unauthorized stack overflow vulnerability when requesting the admin.cgi parameter with setSyncTimeHost.

Vulnerability class: Buffer Overflow

Published 2025-03-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (39.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Telesquare Tlr-2005ksh
Telesquare Tlr-2005ksh Firmware — versions 1.1.4

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

github.com/Fan-24/Digging/blob/main/3/1.md (Broken Link)
github.com/Fan-24/Digging/tree/main/2 (Broken Link)

Frequently asked questions

What is CVE-2025-26002?: CVE-2025-26002 is a critical-severity vulnerability in Telesquare Tlr-2005ksh, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-03-26.
How severe is CVE-2025-26002?: Critical severity. CVSS v3 base score is 9.8 out of 10.