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Critical 9.8Published Jan 26, 2026

CVE-2026-1420A flaw has been found in Tenda AC23 16.03.07.52.

Updated under an hour ago ()

Does this affect you?

It affects tenda ac23_firmware. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A flaw has been found in Tenda AC23 16.03.07.52. This impacts an unknown function of the file /goform/WifiExtraSet. This manipulation of the argument wpapsk_crypto causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

CVSS
9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-119, CWE-120
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

Affected products
tenda ac23_firmware
tenda:ac23_firmware
16.03.07.52
NVD

References

  • exploit, third-party-advisory
  • exploit
  • permissions-required, vdb-entry
  • third-party-advisory, vdb-entry
  • third-party-advisory, vdb-entry
  • product

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.

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