CVE-2024-39123

Name: CVE-2024-39123
Creator: NVD / NIST
Published: 2024-07-19T20:15:07.797+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 21.49%

Last modified Jun 17, 2026

CVE-2024-39123 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. In janeczku Calibre-Web 0.6.0 to 0.6.21, the edit_book_comments function is vulnerable to Cross Site Scripting (XSS) due to improper sanitization performed by the clean_string function. The vulnerability arises from the way the clean_string function handles HTML sanitization.. EPSS estimates a 21.49% chance of exploitation in the next 30 days.

Description

In janeczku Calibre-Web 0.6.0 to 0.6.21, the edit_book_comments function is vulnerable to Cross Site Scripting (XSS) due to improper sanitization performed by the clean_string function. The vulnerability arises from the way the clean_string function handles HTML sanitization.

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

21.49%

97.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Janeczku	Calibre-Web	>= 0.6.0, <= 0.6.21

References

https://github.com/pentesttoolscom/vulnerability-research/tree/master/CVE-2024-39123Exploit, Third Party Advisory
https://github.com/pentesttoolscom/vulnerability-research/tree/master/CVE-2024-39123Exploit, Third Party Advisory

Timeline

Published: Jul 19, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-39123?

How severe is CVE-2024-39123?

CVE-2024-39123 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 21.49% probability of exploitation in the next 30 days.

How do I fix CVE-2024-39123?

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-2024-39123?

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

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Source: NVD / NIST