Is CVE-2025-15543 in the CISA KEV catalog?

No. CVE-2025-15543 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-15543?

CVE-2025-15543 has a CVSS v3 base score of 4.6 (MEDIUM).

What is the EPSS score for CVE-2025-15543?

CVE-2025-15543 has an EPSS score of 0.19% (9th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-15543?

Upgrade vx800v firmware to 800.0.11 or later.

CVE & CISA-KEV Catalog

CVE-2025-15543

MEDIUM

4.6

CVSS v3

NVD

Description

Improper link resolution in USB HTTP access path in VX800v v1.0 allows a crafted USB device to expose root filesystem contents, giving an attacker with physical access read‑only access to system files.

CWE-59Link Following

How to fix

Remediation Available

vx800v firmwareNVD

Affected:< 800.0.11Fixed in:800.0.11CVE-2025-15543derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorPhysical

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.19%probability of exploitation in 30 days

9thpercentile

Low risk: more likely to be exploited than 9% of all known CVEs.

References

Vendor Advisory1

tp-link.com

Product1

tp-link.com

Related Vulnerabilities

Other CWE-59 (Link Following) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-30333	High	7.5	99%	KEV + Ransom	Fix
CVE-2021-21300	High	8.0	89%	-	Fix
CVE-2021-32610	High	7.1	73%	-	Fix
CVE-2020-36193	High	7.5	71%	KEV	Fix
CVE-2023-40028	Medium	4.9	58%	-	Fix
CVE-2020-0787	High	7.8	43%	KEV + Ransom	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-03-09.