CVE-2026-3715A vulnerability was found in Wavlink WL-WN579X3-C 231124.
Updated under an hour ago ()
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It affects wavlink wl-wn579x3-c_firmware. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A vulnerability was found in Wavlink WL-WN579X3-C 231124. This affects the function sub_40139C of the file /cgi-bin/firewall.cgi. Performing a manipulation of the argument del_flag results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used. Upgrading to version 20260226 is able to mitigate this issue. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
- CVSS
- 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-119, CWE-121
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
wavlink wl-wn579x3-c_firmware wavlink:wl-wn579x3-c_firmware | 231124 | NVD |
References
- https://dl.wavlink.com/firmware/RD/WN579X3C_WAVLINK_V20260226_WO_cb3003b2.binbroken-link
- https://github.com/Litengzheng/vul_db/blob/main/WL-WN579X3-C/vul_17/README.mdexploit, third-party-advisory
- https://vuldb.com/?ctiid.349660permissions-required, vdb-entry
- https://vuldb.com/?id.349660third-party-advisory, vdb-entry
- https://vuldb.com/?submit.765325third-party-advisory, vdb-entry
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.