CVE-2021-21319

Name: CVE-2021-21319
Creator: NVD / NIST
Published: 2021-10-25T16:15:08.02+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.86%

Last modified Jun 17, 2026

CVE-2021-21319 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Galette is a membership management web application geared towards non profit organizations. In versions prior to 0.9.5, malicious javascript code can be stored to be displayed later on self subscription page. EPSS estimates a 0.86% chance of exploitation in the next 30 days.

Description

Galette is a membership management web application geared towards non profit organizations. In versions prior to 0.9.5, malicious javascript code can be stored to be displayed later on self subscription page. The self subscription feature can be disabled as a workaround (this is the default state). Malicious javascript code can be executed (not stored) on login and retrieve password pages. This issue is patched in version 0.9.5.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.86%

53.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Galette	Galette	< 0.9.5

References

https://bugs.galette.eu/issues/1535Permissions Required, Vendor Advisory
https://github.com/galette/galette/commit/514418da973ae5b84bf97f94bd288a41e8e3f0a6Patch, Third Party Advisory
https://github.com/galette/galette/commit/8f3bdd9f7d0708466e011253064a867ca2b271a5Patch, Third Party Advisory
https://github.com/galette/galette/commit/f54b2570615d38d0302e937079233e52c2d80995Patch, Third Party Advisory
https://github.com/galette/galette/security/advisories/GHSA-vjc9-mj44-x59qThird Party Advisory
https://bugs.galette.eu/issues/1535Permissions Required, Vendor Advisory
https://github.com/galette/galette/commit/514418da973ae5b84bf97f94bd288a41e8e3f0a6Patch, Third Party Advisory
https://github.com/galette/galette/commit/8f3bdd9f7d0708466e011253064a867ca2b271a5Patch, Third Party Advisory
https://github.com/galette/galette/commit/f54b2570615d38d0302e937079233e52c2d80995Patch, Third Party Advisory
https://github.com/galette/galette/security/advisories/GHSA-vjc9-mj44-x59qThird Party Advisory

Timeline

Published: Oct 25, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-21319?

How severe is CVE-2021-21319?

CVE-2021-21319 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21319?

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-2021-21319?

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

Scan your code now

Source: NVD / NIST