Edimax BR-6258n formStaDrvSetup redirect

published 2026-02-05 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-5523

cvss: 3.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits: 0; none known

A flaw has been found in Edimax BR-6258n up to 1.18. This issue affects the function formStaDrvSetup of the file /goform/formStaDrvSetup. This manipulation of the argument submit-url causes open redirect. The attack can be initiated remotely. The exploit has been published and may be used. The vendor confirms that the affected product is end-of-life. They confirm that they "will issue a consolidated Security Advisory on our official support website." This vulnerability only affects products that are no longer supported by the maintainer.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 9 mo ago (2026-02-06)

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

tzh00203.notion.site https://tzh00203.notion.site/EDIMAX-BR-6258n-v1-18-Open-Redirect-Vulnerability-in-Web-formStaDrvSetup-handler-2eeb5c52018a803bb958e4f80cdf2550?source=copy_link referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
CNA	3.1	3.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA	3.0	3.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
CNA	4.0	2.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/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
CNA	3.1	3.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N

Affected products

Edimax BR-6258n

Classification

Weakness

CWE-601 URL Redirection to Untrusted Site

References

tzh00203.notion.site /EDIMAX-BR-6258n-v1-18-Open-Redirect-Vulnerability-in-Web-formStaDrvSetup-handler-2eeb5c52018a803bb958e4f80cdf
exploit, third-party-advisory
vuldb.com /?id.344492
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.344492
signature, permissions-required, vdb-entry
vuldb.com /?submit.742734
third-party-advisory, vdb-entry

Sources

CVE List CVE-2026-1970
NVD CVE-2026-1970

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary