CVE-2026-76653
Missing Authentication in VPN Configuration Management in TP-Link TL-MR6400 and Archer MR600
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 1.5.0 0.9.1 v0001.0 Build 260610 Rel.67978n, MR600(EU)_V3_1.4.0 Build 260827, MR600(EU)_V2_1.12.0 Build 2600826
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
A missing authentication vulnerability in the VPN configuration management has been identified in Archer MR600 (v2, v3 & v5) and TL-MR6400 v8 due to improper access control; a remote unauthenticated attacker may be able to access and modify VPN configuration information without valid credentials. Successful exploitation may allow a remote unauthenticated attacker to disclose and modify VPN configuration information.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- TP-Link Systems Inc. TL-MR6400 v8
fixed in 1.5.0 0.9.1 v0001.0 Build 260610 Rel.67978n
- TP-Link Systems Inc. Archer MR600
From v3 · fixed in MR600(EU)_V3_1.4.0 Build 260827; From v2 · fixed in MR600(EU)_V2_1.12.0 Build 2600826