CVE-2026-18588

Summary

A vulnerability has been found in Wavlink WL-NU516U1 708c073-mt7628. This affects the function fgets of the file nas.cgi. The manipulation of the argument CONTENT_LENGTH leads to stack-based buffer overflow. Remote exploitation of the attack is possible. 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.

Affected Software

VendorProductVersion RangeStatus
WavlinkWL-NU516U1708c073-mt7628affected

Weaknesses

  • CWE-121: Stack-based Buffer Overflow
  • CWE-119: Memory Corruption

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: yes
    • Technical Impact: total

Additional References

References