Vulnerability · Published Aug 27, 2025 · Assigned by VulDB
CVE-2025-9533TOTOLINK T10 formLoginAuth.htm improper authentication
High 7.3
In plain English
A high-severity improper authentication in T10 from TOTOLINK. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 12.2% (higher than 96% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)12.2%top 3.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability has been found in TOTOLINK T10 4.1.8cu.5241_B20210927. Affected is an unknown function of the file /formLoginAuth.htm. The manipulation of the argument authCode with the input 1 leads to improper authentication. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Affected products (as reported)
Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-321552 | TOTOLINK T10 formLoginAuth.htm improper authentication vdb-entry, technical-description
- VDB-321552 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #635941 | TOTOLINK T10 T10_V4.1.8cu.5241_B20210927 Missing Authentication third-party-advisory
- https://github.com/aLtEr6/MY_test/blob/main/TOTOLINK/TOTOLINK%20T10%20Vulnerability.md exploit
- https://www.totolink.net/ product