CVE-2025-13946

MEDIUM
Published Dec 3, 2025 Modified Dec 31, 2025 CWE-835

Description

MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 allows denial of service

CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-835 CWE-835

Affected Products

Vendor Product
wireshark wireshark
wireshark wireshark

References

Frequently Asked Questions

What is CVE-2025-13946? +
MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 allows denial of service It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2025-13946? +
CVE-2025-13946 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2025-13946? +
CVE-2025-13946 affects products from wireshark, specifically: wireshark. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-13946? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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