CVE-2023-4756

Name: CVE-2023-4756
Creator: NVD / NIST
Published: 2023-09-04T09:15:07.99+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.30%

Last modified Jun 17, 2026

CVE-2023-4756 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Stack-based Buffer Overflow in GitHub repository gpac/gpac prior to 2.3-DEV.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

Stack-based Buffer Overflow in GitHub repository gpac/gpac prior to 2.3-DEV.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.30%

21.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gpac	Gpac	< 2.3

References

https://github.com/gpac/gpac/commit/6914d016e2b540bac2c471c4aea156ddef8e8e01Patch
https://huntr.dev/bounties/2342da0e-f097-4ce7-bfdc-3ec0ba446e05Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/gpac/gpac/commit/6914d016e2b540bac2c471c4aea156ddef8e8e01Patch
https://huntr.dev/bounties/2342da0e-f097-4ce7-bfdc-3ec0ba446e05Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Sep 4, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4756?

Stack-based Buffer Overflow in GitHub repository gpac/gpac prior to 2.3-DEV.

How severe is CVE-2023-4756?

CVE-2023-4756 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4756?

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-2023-4756?

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

Scan your code now

Source: NVD / NIST