CISA KEV catalog
Confirmed active exploitation.
Listed in CISA's catalog of Known Exploited Vulnerabilities: attackers are using it in real attacks. Patch it with priority.
- Name
- TP-link TL-WA855RE Missing Authentication for Critical Function Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description
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.
Affected products
tp-link: tl-wa855re firmware; tp-link: tl-wa855re
References7
- malwrforensics.com/en/2020/08/31/cve-2020-24363-tl-wa855re-v5-a… Third Party Advisory
- pastebin.com/VjHM4UiA Third Party Advisory
- www.tp-link.com/us/support/download/tl-wa855re/#Firmware Product
- malwrforensics.com/en/2020/08/31/cve-2020-24363-tl-wa855re-v5-a… Third Party Advisory
- pastebin.com/VjHM4UiA Third Party Advisory
- www.tp-link.com/us/support/download/tl-wa855re/#Firmware Product
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=… US Government Resource
Metrics
- CVSS 3.1
-
8.8
HIGH
Score source: NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 22% percentile: 98 · as of 2 November 2026
- CWE
- CWE-306