CVE-2025-57543

Name: CVE-2025-57543
Creator: NVD / NIST
Published: 2026-03-16T16:16:13.03+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2025-57543 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Cross Site scripting vulnerability (XSS) in NetBox 4.3.5 "comment" field on object forms. An attacker can inject arbitrary HTML, which will be rendered in the web UI when viewed by other users. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

Cross Site scripting vulnerability (XSS) in NetBox 4.3.5 "comment" field on object forms. An attacker can inject arbitrary HTML, which will be rendered in the web UI when viewed by other users. This could potentially lead to user interface redress attacks or be escalated to XSS in certain contexts.

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

0.18%

7.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Netbox	Netbox	4.3.5

References

https://gist.github.com/MerttTuran/d94acff59816bfd9492d1a738e89ebb4Exploit, Third Party Advisory
https://gist.github.com/MerttTuran/d94acff59816bfd9492d1a738e89ebb4Exploit, Third Party Advisory

Timeline

Published: Mar 16, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-57543?

How severe is CVE-2025-57543?

CVE-2025-57543 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2025-57543?

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-2025-57543?

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

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Source: NVD / NIST