CVE-2023-49949

Name: CVE-2023-49949
Creator: NVD / NIST
Published: 2023-12-26T14:15:07.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2023-49949 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Passwork before 6.2.0 allows remote authenticated users to bypass 2FA by sending all one million of the possible 6-digit codes.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

Passwork before 6.2.0 allows remote authenticated users to bypass 2FA by sending all one million of the possible 6-digit codes.

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

0.64%

45.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Passwork	Passwork	< 6.2.0

References

https://acribia.ru/articles/2fa_bypass_passworkExploit, Third Party Advisory
https://passwork.ru/Product
https://acribia.ru/articles/2fa_bypass_passworkExploit, Third Party Advisory
https://passwork.ru/Product

Timeline

Published: Dec 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-49949?

Passwork before 6.2.0 allows remote authenticated users to bypass 2FA by sending all one million of the possible 6-digit codes.

How severe is CVE-2023-49949?

CVE-2023-49949 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2023-49949?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-49949?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST