CVE-2021-39359

Name: CVE-2021-39359
Creator: NVD / NIST
Published: 2021-08-22T19:15:07.157+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.9/10EPSS 1.10%

Last modified Jun 17, 2026

CVE-2021-39359 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. In GNOME libgda through 6.0.0, gda-web-provider.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

In GNOME libgda through 6.0.0, gda-web-provider.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.

Metrics

CVSS 3.1

5.9/10

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

EPSS Probability

1.10%

61.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions
Gnome	Libgda	<= 6.0.0
Fedoraproject	Fedora	34
Fedoraproject	Fedora	35

References

Timeline

Published: Aug 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39359?

How severe is CVE-2021-39359?

CVE-2021-39359 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39359?

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-2021-39359?

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

Scan your code now

Source: NVD / NIST