CVE-2023-6013

Name: CVE-2023-6013
Creator: NVD / NIST
Published: 2023-11-16T17:15:08.46+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2023-6013 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.

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

0.75%

50.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
H2o	H2o	All versions

References

https://huntr.com/bounties/9881569f-dc2a-437e-86b0-20d4b70ae7afExploit, Third Party Advisory
https://huntr.com/bounties/9881569f-dc2a-437e-86b0-20d4b70ae7afExploit, Third Party Advisory

Timeline

Published: Nov 16, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6013?

H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.

How severe is CVE-2023-6013?

CVE-2023-6013 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6013?

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-2023-6013?

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

Scan your code now

Source: NVD / NIST