How severe is CVE-2026-93741?

CVE-2026-93741 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-93741 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-93741?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2026-93741 published?

CVE-2026-93741 was published on 2026-09-19.

CVE-2026-93741

CVE-2026-93741 is a critical-severity vulnerability with a CVSS 3.x base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v2: 10.0
CVSS v4: 9.3
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Published: 2026-09-19
Last modified: 2026-09-19

Description

A security flaw has been discovered in Totolink A3002MU Hh-B20211125.1046. Affected by this vulnerability is the function formWlWds of the file /boafrm/formWlWds. The manipulation of the argument submit-url results in buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

Frequently asked questions

What is CVE-2026-93741?: A security flaw has been discovered in Totolink A3002MU Hh-B20211125.1046. Affected by this vulnerability is the function formWlWds of the file /boafrm/formWlWds. The manipulation of the argument submit-url results in buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.
How severe is CVE-2026-93741?: CVE-2026-93741 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-93741 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-93741?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-93741 published?: CVE-2026-93741 was published on 2026-09-19.

References

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-94003 — Critical (CVSS 10.0): A vulnerability has been found in Comfast CF-N1-S 2.6.0.1. Impacted is the function get_css_path_from_uri of the file…
CVE-2026-93740 — Critical (CVSS 10.0): A vulnerability was identified in Totolink A3002MU Hh-B20211125.1046. Affected is the function formWlEncrypt of the…
CVE-2026-86296 — Critical (CVSS 10.0): A vulnerability was determined in D-Link DIR-822A A_101. This vulnerability affects the function strcpy of the file…
CVE-2026-82542 — Critical (CVSS 10.0): A weakness has been identified in Tenda HG10 300001138. Affected by this issue is the function formIPv6Routing of the…
CVE-2026-79911 — Critical (CVSS 10.0): A security vulnerability has been detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The affected element is the…
CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…

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