TP-Link Archer c20 Firmware vulnerabilities

5 CVEs affecting TP-Link Archer c20 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-75616, published 2026-08-19.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2026-75616, published 2026-08-19. Medium severity, CVSS 6.8. EPSS: 2.8% chance of exploitation in the next 30 days. An OS command injection vulnerability exists in the web management interface of Archer C20 v6 firmware when processing certain WAN-related configuration operations. An authenticated administrator may…
CVE-2023-30383, published 2023-07-18. High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days. TP-LINK Archer C50v2 Archer C50(US)_V2_160801, TP-LINK Archer C20v1 Archer_C20_V1_150707, and TP-LINK Archer C2v1 Archer_C2_US__V1_170228 were discovered to contain a buffer overflow which may lead…
CVE-2025-15551, published 2026-02-05. Medium severity, CVSS 5.6. EPSS: 0.4% chance of exploitation in the next 30 days. The response coming from TP-Link Archer MR200 v5.2, C20 v5 and v6, TL-WR850N v3, and TL-WR845N v4 for any request is getting executed by the JavaScript function like eval directly without any…
CVE-2026-0834, published 2026-01-21. High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days. Logic vulnerability in TP-Link Archer C20 v5, 6.0, Archer AX53 v1.0 and TL-WR841N v13 (TDDP module) allows unauthenticated adjacent attackers to execute administrative commands including factory…
CVE-2023-37284, published 2023-09-06. High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days. Improper authentication vulnerability in Archer C20 firmware versions prior to 'Archer C20(JP)_V1_230616' allows a network-adjacent unauthenticated attacker to execute an arbitrary OS command via a…