CRITICALVulnerability

CVE-2026-82539

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630_B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Properties

severity
CRITICAL
score
9.1
epss_score
0.00599
cve_id
CVE-2026-82539
vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
published_at
2026-08-30T11:17:35.067
last_modified
2026-09-01T19:17:28.633
epss_percentile
0.46535

Related Entities (3)

ENRICHED_BY (1)

[Source]FIRST EPSS

HAS_WEAKNESS (1)

[Weakness]Improper Restriction of Operations within the Bounds of a Memory Buffer

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-82539 — Ninja Signal Threat Intelligence | Ninja Signal