CVE-2020-28452

Name: CVE-2020-28452
Creator: NVD / NIST
Published: 2021-01-20T18:15:12.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.52%

Last modified Jun 17, 2026

CVE-2020-28452 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. This affects the package com.softwaremill.akka-http-session:core_2.12 from 0 and before 0.6.1; all versions of package com.softwaremill.akka-http-session:core_2.11; the package com.softwaremill.akka-http-session:core_2.13 from 0 and before 0.6.1. CSRF protection can be bypassed by forging a request that contains the same value for both the X-XSRF-TOKEN header and the XSRF-TOKEN cookie value, as the check in randomTokenCsrfProtection only checks that the two values are equal and non-empty.. EPSS estimates a 0.52% chance of exploitation in the next 30 days.

Description

This affects the package com.softwaremill.akka-http-session:core_2.12 from 0 and before 0.6.1; all versions of package com.softwaremill.akka-http-session:core_2.11; the package com.softwaremill.akka-http-session:core_2.13 from 0 and before 0.6.1. CSRF protection can be bypassed by forging a request that contains the same value for both the X-XSRF-TOKEN header and the XSRF-TOKEN cookie value, as the check in randomTokenCsrfProtection only checks that the two values are equal and non-empty.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.52%

40.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Softwaremill	Akka-Http-Session	< 0.6.1

References

https://github.com/softwaremill/akka-http-session/issues/77Third Party Advisory
https://github.com/softwaremill/akka-http-session/pull/79Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMSOFTWAREMILLAKKAHTTPSESSION-1046674Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMSOFTWAREMILLAKKAHTTPSESSION-1046675Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMSOFTWAREMILLAKKAHTTPSESSION-1058933Third Party Advisory
https://github.com/softwaremill/akka-http-session/issues/77Third Party Advisory
https://github.com/softwaremill/akka-http-session/pull/79Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMSOFTWAREMILLAKKAHTTPSESSION-1046674Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMSOFTWAREMILLAKKAHTTPSESSION-1046675Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMSOFTWAREMILLAKKAHTTPSESSION-1058933Third Party Advisory

Timeline

Published: Jan 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-28452?

How severe is CVE-2020-28452?

CVE-2020-28452 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.

How do I fix CVE-2020-28452?

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-2020-28452?

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

Scan your code now

Source: NVD / NIST