CVE-2026-129161

Description

Dromara free-fs 2.0.1 through 2.3.1 contains an improper restriction of authentication attempts vulnerability that allows unauthenticated attackers to brute-force six-digit password reset codes via PUT /apis/user/forget-password. Attackers can request a code for a known email and submit unlimited guesses during its 300-second lifetime to set a chosen password and take over the account.

References

• https://github.com/dromara/free-fs/blob/f8f4ff2a0b0af8fcd5cbecbf99a4afb7d0b7c020/fs-modules/fs-system/src/main/java/com/xddcodec/fs/system/service/impl/SysUserServiceImpl.java#L277-L294
• https://github.com/dromara/free-fs/issues/28
• https://vul.yulun.ac.cn/20261024/free-fs/
• https://www.vulncheck.com/advisories/dromara-free-fs-2.0.1-through-2.3.1-password-reset-code-brute-force-account-takeover