CVE-2026-2566 (GCVE-0-2026-2566)
Vulnerability from cvelistv5 – Published: 2026-02-16 17:02 – Updated: 2026-02-23 10:12
VLAI?
Title
Wavlink WL-NU516U1 adm.cgi sub_406194 stack-based overflow
Summary
A security vulnerability has been detected in Wavlink WL-NU516U1 up to 130/260. This affects the function sub_406194 of the file /cgi-bin/adm.cgi. Such manipulation of the argument firmware_url leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity ?
Assigner
References
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Wavlink | WL-NU516U1 |
Affected:
130
Affected: 260 cpe:2.3:o:wavlink:wl-nu516u1_firmware:*:*:*:*:*:*:*:* |
Credits
haimianbaobao (VulDB User)
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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