Low Cross-site scripting exploit reference

CVE-2026-108933 — Edimax BR-6208AC formFilter cross site scripting

A vulnerability was identified in Edimax BR-6208AC 1.32. Affected is an unknown function of the file /goform/formFilter. Such manipulation leads to cross site scripting. The attack can be executed remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Published Oct 12, 2026 · Updated Oct 13, 2026 · Sources: NIST National Vulnerability Database, CVE Program (cve.org) e CISA ADP · CNA: VulDB

Low

Who exploits it and how urgent it is

A 0–100 score combining confirmed exploitation, ransomware and APT use, public exploits, EPSS and severity.

No exploitation signal in the sources consulted so far.

How the score was calculated

EPSS 0.2% (30-day exploitation probability)+1

The score orders the patch queue; it does not replace your asset context (internet exposure, criticality, compensating controls).

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the sources call it.

Exploitation

Not confirmed

Not in CISA KEV — an absence of record, not proof it is unexploited.

EPSS FIRST

0.2%

ahead of 9% of scored CVEs · Oct 15, 2026

Affects

Edimax

BR-6208AC

CVSS base

2.4

Low · 2 source(s)

Remediation

Fixes and mitigations documented by the sources — linked to the original advisory.

No fix documented by the sources we poll. That does not mean none exists: check the vendor advisory.

First 24 hours

Ordered from the record’s own fields — exposure first, because you cannot patch what you have not found. A rule-generated starting point.

Identify exposed assets running the affected vendor/product/version combinations (Edimax BR-6208AC).
No fix documented in the sources: reduce exposure and monitor the vendor advisory.
Exploitation requires user interaction: tighten email/web filtering and warn affected users.
Search available logs for exploit probes matching the vulnerability class (cross-site scripting), errors and authentication anomalies.

Affected scope

Vendor, product and versions as the sources word them.

Vendor	Product	Versions	Status	Source
Edimax	BR-6208AC	version 1.32	Vulnerable	CVE Program (cve.org) e CISA ADP

Attack characteristics

The CVSS vector, decoded. It describes the attack, not your exposure to it.

Attack vector

Network

Attack complexity

Low

Privileges required

High

User interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Every base score collected

Sources score independently and may disagree; each row says who scored it and under which version.

Score	Version	Severity	Expl.	Impact	Scored by
4.8	CVSS 4.0	Medium	—	—	VulDB via CVE Program (cve.org) e CISA ADP
1.9	CVSS 4.0	Low	—	—	cna@vuldb.com via NIST National Vulnerability Database
2.4	CVSS 3.1	Low	0.9	1.4	cna@vuldb.com via NIST National Vulnerability Database
2.4	CVSS 3.1	Low	—	—	VulDB via CVE Program (cve.org) e CISA ADP
2.4	CVSS 3.0	Low	—	—	VulDB via CVE Program (cve.org) e CISA ADP
3.3	CVSS 2.0	Low	6.4	2.9	cna@vuldb.com via NIST National Vulnerability Database
3.3	CVSS 2.0	Low	—	—	VulDB via CVE Program (cve.org) e CISA ADP

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N (score shown at the top: cna@vuldb.com)

Weakness MITRE

Weakness class according to MITRE’s CWE catalog.

CWE-79 · Cross-site Scripting (XSS)

Other CVEs with this weakness →

EPSS over time FIRST

Oct 13, 2026 → Oct 15, 2026 · 3 reading(s) · max 0.20%

Detection

Read off the CVSS vector and the weakness class. Starting points, not tested rules.

Prioritize edge telemetry for the network-reachable component (proxy, WAF, IDS/IPS).
Monitor CSP violation reports and script payloads in reflected parameters.

web/proxy/WAF logsnetwork IDS/IPSapplication logs

Timeline

What happened to this CVE, newest first.

2026
Affected products added · edimax/br-6208ac
Oct 13, 2026 · CVE Program (cve.org) e CISA ADP
Record published
Oct 13, 2026
CVSS changed · 2.4
Oct 13, 2026 · NIST National Vulnerability Database
Source status changed · → Deferred
Oct 13, 2026 · NIST National Vulnerability Database
Record created in this database
Oct 13, 2026 · NIST National Vulnerability Database
CVE published
Oct 12, 2026 · VulDB

Source activity

Repeated readings are counted rather than listed.

1× Official description updated · Oct 13, 2026 – Oct 13, 2026

References

5 on the record

vuldb.com/submit/1005175
third-party-advisory, NIST National Vulnerability Database
github.com/fizz-is-on-the-way/Iot_vuls/tree/main/BR-6208AC/XSS_Access_Control
exploit, NIST National Vulnerability Database
vuldb.com/vuln/416757
vdb-entry, NIST National Vulnerability Database
vuldb.com/cve/CVE-2026-108933
third-party-advisory, NIST National Vulnerability Database
vuldb.com/vuln/416757/cti
signature, permissions-required, NIST National Vulnerability Database

Elsewhere on this site

Edimax
every CVE for this vendor

Cross-site scripting
same class

CWE-79
other pages naming this weakness

Related CVEs (same products)

Low CVE-2026-108935 Edimax BR-6208AC Port Forwarding formPortFw cross site scripting 3d
Low CVE-2026-108936 Edimax BR-6208AC QoS Page formQoS cross site scripting 3d
Low CVE-2026-108934 Edimax BR-6208AC HTTP Blocking formUrlb cross site scripting 3d
Critical CVE-2026-108917 Edimax BR-6208AC formAutoFWupgrade command injection 3d
Critical CVE-2026-108918 Edimax BR-6208AC formWlanMP command injection 3d
High CVE-2026-108916 Edimax BR-6208AC formAccept command injection 3d

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

No fixed version, patch or mitigation documented.
No CISA SSVC assessment.
No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
No exploit packet captures, log samples, or incident case IDs supplied.

Answered from this record

Text assembled only from the fields above — no additional claims.

What should defenders know first?

CVE-2026-108933 is "Edimax BR-6208AC formFilter cross site scripting", rated Low. It affects BR-6208AC (Edimax); versions are in the scope table. It is not in CISA KEV, which does not rule out exploitation. CVSS 2.4 describes technical severity. EPSS 0.20% estimates the probability of exploitation in 30 days; neither replaces your asset context. First verify whether exposed or business-critical assets run the affected versions, apply vendor fixes or mitigations, and preserve logs for review.

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