CVE-2024-27477

Name: CVE-2024-27477
Creator: NVD / NIST
Published: 2024-04-10T15:16:04.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2024-27477 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. In Leantime 3.0.6, a Cross-Site Scripting vulnerability exists within the ticket creation and modification functionality, allowing attackers to inject malicious JavaScript code into the title field of tickets (also known as to-dos). This stored XSS vulnerability can be exploited to perform Server-Side Request Forgery (SSRF) attacks.. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

In Leantime 3.0.6, a Cross-Site Scripting vulnerability exists within the ticket creation and modification functionality, allowing attackers to inject malicious JavaScript code into the title field of tickets (also known as to-dos). This stored XSS vulnerability can be exploited to perform Server-Side Request Forgery (SSRF) attacks.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.63%

45.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Leantime	Leantime	3.0.6

References

https://drive.proton.me/urls/35CKB8RV04#sEubCKVOuXqtBroken Link
https://github.com/Leantime/leantime/blob/264a7dbc2c9b18f574821bf27dd568a287ee8498/app/Domain/Tickets/Controllers/ShowTicket.php#L20Product
https://github.com/dead1nfluence/Leantime-POC/blob/main/README.mdExploit, Third Party Advisory
https://drive.proton.me/urls/35CKB8RV04#sEubCKVOuXqtBroken Link
https://github.com/Leantime/leantime/blob/264a7dbc2c9b18f574821bf27dd568a287ee8498/app/Domain/Tickets/Controllers/ShowTicket.php#L20Product
https://github.com/dead1nfluence/Leantime-POC/blob/main/README.mdExploit, Third Party Advisory
https://www.vicarius.io/vsociety/posts/analyzing-leantime-xss-for-the-fun-time-diving-into-cve-2024-27477-for-a-beginnerExploit, Third Party Advisory

Timeline

Published: Apr 10, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-27477?

How severe is CVE-2024-27477?

CVE-2024-27477 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2024-27477?

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-2024-27477?

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

Scan your code now

Source: NVD / NIST