CVE-2020-27508

Name: CVE-2020-27508
Creator: NVD / NIST
Published: 2020-12-11T16:15:12.167+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.33%

Last modified Jun 17, 2026

CVE-2020-27508 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security.. EPSS estimates a 1.33% chance of exploitation in the next 30 days.

Description

In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.33%

67.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Frappe	Frappe	< 12.10.0

References

https://github.com/frappe/frappe/pull/11262Patch, Third Party Advisory
https://github.com/frappe/frappe/pull/11263Patch, Third Party Advisory
https://github.com/frappe/frappe/pull/11262Patch, Third Party Advisory
https://github.com/frappe/frappe/pull/11263Patch, Third Party Advisory

Timeline

Published: Dec 11, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-27508?

In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security.

How severe is CVE-2020-27508?

CVE-2020-27508 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.33% probability of exploitation in the next 30 days.

How do I fix CVE-2020-27508?

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-2020-27508?

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

Scan your code now

Source: NVD / NIST