CVE-2025-9781

Name: CVE-2025-9781
Creator: NVD / NIST
Published: 2025-09-01T14:15:31.723+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2025-9781 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A vulnerability has been found in TOTOLINK A702R 4.0.0-B20211108.1423. This affects the function sub_4162DC of the file /boafrm/formFilter. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in TOTOLINK A702R 4.0.0-B20211108.1423. This affects the function sub_4162DC of the file /boafrm/formFilter. Such manipulation of the argument ip6addr leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/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

0.60%

44.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	A702r Firmware	4.0.0-b20211108.1423

References

https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.mdBroken Link
https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#pocBroken Link
https://vuldb.com/?ctiid.322083Permissions Required
https://vuldb.com/?id.322083Third Party Advisory, VDB Entry
https://vuldb.com/?submit.640989Third Party Advisory, VDB Entry
https://www.totolink.net/Product

Timeline

Published: Sep 1, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-9781?

How severe is CVE-2025-9781?

CVE-2025-9781 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2025-9781?

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-2025-9781?

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

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Source: NVD / NIST