High 8.8Known exploited (CISA KEV)Published Aug 31, 2020

CVE-2020-24363TP-Link TL-WA855RE V5 20200415-rel37464 devices allow an unauthenticated attacker (on the same network) to submit a TDDP_RESET POST request for a factory reset and reboot.

Updated under an hour ago (2026-10-19 07:30 UTC)

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It affects tp-link tl-wa855re_firmware. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Sep 2, 2025; federal agencies had to remediate by Sep 23, 2025. Treat that date as your deadline.

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Exploited in the last 30 days

TP-Link TL-WA855RE V5 20200415-rel37464 devices allow an unauthenticated attacker (on the same network) to submit a TDDP_RESET POST request for a factory reset and reboot. The attacker can then obtain incorrect access control by setting a new administrative password.

CVSS: 8.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-306
Known exploited: Added to CISA KEV Sep 2, 2025; federal remediation due Sep 23, 2025Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS (exploitation in the next 30 days): 22.19% (percentile 98)
Assigned by: mitre
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

tp-link tl-wa855re_firmware tp-link:tl-wa855re_firmware	before 200731	NVD

References

https://www.tp-link.com/us/support/download/tl-wa855re/#Firmwarex-refsource-misc, product
http://malwrforensics.com/en/2020/08/31/cve-2020-24363-tl-wa855re-v5-advisory/x-refsource-misc, third-party-advisory
https://pastebin.com/VjHM4UiAx-refsource-misc, third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-24363us-government-resource

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.