CVE-2026-29965

Name: CVE-2026-29965
Creator: NVD / NIST
Published: 2026-05-18T18:17:21.773+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.19%

Last modified Jun 17, 2026

CVE-2026-29965 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. HSC MailInspector 5.3.3-7 is vulnerable to Cross Site Scripting (XSS) in the /police/WarningUrlPage.php endpoint due to improper neutralization of user-supplied input that uses alternate or obfuscated JavaScript syntax.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

HSC MailInspector 5.3.3-7 is vulnerable to Cross Site Scripting (XSS) in the /police/WarningUrlPage.php endpoint due to improper neutralization of user-supplied input that uses alternate or obfuscated JavaScript syntax.

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

0.19%

9.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Hsclabs	Mailinspector	5.3.3-7

References

https://github.com/sql3t0/cve-disclosuresThird Party Advisory
https://github.com/sql3t0/cve-disclosures/blob/main/04_-_CVE-2026-29965_XSS.mdThird Party Advisory
https://hsclabs.com/pt-br/mailinspector/Product

Timeline

Published: May 18, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-29965?

How severe is CVE-2026-29965?

CVE-2026-29965 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.

How do I fix CVE-2026-29965?

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-2026-29965?

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

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Source: NVD / NIST