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Description

A vulnerability was determined in Wavlink WL-WN579X3-C 231124. This vulnerability affects the function sub_401AD4 of the file /cgi-bin/adm.cgi. Executing a manipulation of the argument Hostname can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 20260226 is able to resolve this issue. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

PUBLISHED Reserved 2026-03-07 | Published 2026-03-08 | Updated 2026-03-08 | Assigner VulDB




MEDIUM: 4.8CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
LOW: 2.4CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
LOW: 2.4CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
3.3AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:OF/RC:C

Problem types

Cross Site Scripting

Code Injection

Product status

231124
affected

20260226
unaffected

Timeline

2026-03-07:Advisory disclosed
2026-03-07:VulDB entry created
2026-03-07:VulDB entry last update

Credits

LtzHuster (VulDB User) reporter

VulDB coordinator

References

vuldb.com/?id.349661 (VDB-349661 | Wavlink WL-WN579X3-C adm.cgi sub_401AD4 cross site scripting) vdb-entry technical-description

vuldb.com/?ctiid.349661 (VDB-349661 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.765326 (Submit #765326 | Wavlink WL-WN579X3-C V231124 Cross Site Scripting) third-party-advisory

github.com/...vul_db/blob/main/WL-WN579X3-C/vul_18/README.md exploit

dl.wavlink.com/...WN579X3C_WAVLINK_V20260226_WO_cb3003b2.bin patch

cve.org (CVE-2026-3716)

nvd.nist.gov (CVE-2026-3716)

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