6.8Medium
CVE-2026-94112
mayswind ezBookkeeping before 2.0.0 fails to invalidate TOTP passcodes after use, allowing attackers to replay captured codes within the acceptance window. Attackers with stolen credentials can authenticate and reuse a captured passcode against multiple authorization attempts for approximately 90 seconds without detection.
What this means for your business
- An attacker can use it remotely, over a network, without a login, but only after tricking someone into an action such as opening a file or a link.
What to do
- 1Ask your IT team or provider whether any of your systems use the affected product.
- 2If you do, follow the vendor's guidance. No patch reference has been published yet.
Not sure if your company is exposed?
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Scoring
- CVSS
- 6.8 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N- CVSS v4
- 7.6
- Weakness
- CWE-294
- Assigned by
- disclosure@vulncheck.com
Dates
- Published
- 2026-09-20
- Last modified
- 2026-09-21
- Sources
- NVD
References
- https://github.com/mayswind/ezbookkeeping/commit/3dd6286d7a3ab0f980a6d36339b9c9c4df9467e4
- https://github.com/mayswind/ezbookkeeping/releases/tag/v2.0.0
- https://github.com/mayswind/ezbookkeeping/security/advisories/GHSA-p6qr-48g6-97q3
- https://www.vulncheck.com/advisories/mayswind-ezbookkeeping-before-2.0.0-totp-replay-attack