CVE-2025-14964

Name: CVE-2025-14964
Creator: NVD / NIST
Published: 2025-12-19T19:15:50.213+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.3/10EPSS 0.87%

Last modified Jun 17, 2026

CVE-2025-14964 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083_B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083_B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument loginAuthUrl leads to stack-based buffer overflow. The attack may be performed from remote.

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

9.3/10

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:X/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

0.87%

54.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	T10 Firmware	4.1.8cu.5803_b20200521

References

https://github.com/JackWesleyy/CVE/blob/main/TOTOLINK_T10_BOC.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.337599Permissions Required, VDB Entry
https://vuldb.com/?id.337599Third Party Advisory, VDB Entry
https://vuldb.com/?submit.717720Third Party Advisory, VDB Entry
https://www.totolink.net/Product

Timeline

Published: Dec 19, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-14964?

How severe is CVE-2025-14964?

CVE-2025-14964 has a CVSS score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.

How do I fix CVE-2025-14964?

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-2025-14964?

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

Scan your code now

Source: NVD / NIST