CVE-2026-110104 novel through 3.5.0 Unsalted MD5 Password Storage
Attackers can recover plaintext passwords from unsalted MD5 hashes if the database is leaked, enabling credential reuse and account takeover.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-110104?
CVE-2026-110104 is a high-severity vulnerability in xxyopen novel, published on 13 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Xxyopen novel through 3.5.0 contains a weak password hashing vulnerability that allows attackers to recover plaintext passwords because UserServiceImpl.register() stores unsalted MD5 digests in user_info.password. Attackers who obtain the password column through a database leak or backup exposure can crack hashes with precomputed tables or GPU brute force and reuse credentials.
Weakness: CWE-916
Which versions are affected by CVE-2026-110104?
How do I fix CVE-2026-110104?
No fix has been published for CVE-2026-110104 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-110104 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-110104 exists.
Sources
Also known as GHSA-25gx-36j3-jw66.