CVE-2020-12668

Name: CVE-2020-12668
Creator: NVD / NIST
Published: 2021-02-19T23:15:12.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.81%

Last modified Jun 17, 2026

CVE-2020-12668 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Jinjava before 2.5.4 allow access to arbitrary classes by calling Java methods on objects passed into a Jinjava context. This could allow for abuse of the application class loader, including Arbitrary File Disclosure.. EPSS estimates a 1.81% chance of exploitation in the next 30 days.

Description

Jinjava before 2.5.4 allow access to arbitrary classes by calling Java methods on objects passed into a Jinjava context. This could allow for abuse of the application class loader, including Arbitrary File Disclosure.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.81%

75.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Hubspot	Jinjava	< 2.5.4

References

https://github.com/HubSpot/jinjava/compare/jinjava-2.5.3...jinjava-2.5.4Release Notes, Third Party Advisory
https://github.com/HubSpot/jinjava/pull/426/commits/5dfa5b87318744a4d020b66d5f7747acc36b213bPatch, Permissions Required, Third Party Advisory
https://github.com/HubSpot/jinjava/pull/435/commits/1b9aaa4b420c58b4a301cf4b7d26207f1c8d1165Patch, Third Party Advisory
https://github.com/HubSpot/jinjava/releases/tag/jinjava-2.5.4Release Notes, Third Party Advisory
https://securitylab.github.com/advisories/GHSL-2020-072-hubspot_jinjavaExploit, Third Party Advisory
https://github.com/HubSpot/jinjava/compare/jinjava-2.5.3...jinjava-2.5.4Release Notes, Third Party Advisory
https://github.com/HubSpot/jinjava/pull/426/commits/5dfa5b87318744a4d020b66d5f7747acc36b213bPatch, Permissions Required, Third Party Advisory
https://github.com/HubSpot/jinjava/pull/435/commits/1b9aaa4b420c58b4a301cf4b7d26207f1c8d1165Patch, Third Party Advisory
https://github.com/HubSpot/jinjava/releases/tag/jinjava-2.5.4Release Notes, Third Party Advisory
https://securitylab.github.com/advisories/GHSL-2020-072-hubspot_jinjavaExploit, Third Party Advisory

Timeline

Published: Feb 19, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12668?

How severe is CVE-2020-12668?

CVE-2020-12668 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.81% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12668?

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-2020-12668?

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

Scan your code now

Source: NVD / NIST