Wireshark up to 4.2.13/4.4.9 MONGO Dissector infinite loop

Summaryinfo

A vulnerability was found in Wireshark up to 4.2.13/4.4.9. It has been classified as problematic. The impacted element is an unknown function of the component MONGO Dissector. The manipulation leads to infinite loop. This vulnerability is listed as CVE-2025-11626. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Wireshark up to 4.2.13/4.4.9 and classified as problematic. This issue affects an unknown code block of the component MONGO Dissector. The manipulation with an unknown input leads to a infinite loop vulnerability. Using CWE to declare the problem leads to CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. Impacted is availability. The summary by CVE is:

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

It is possible to read the advisory at wireshark.org. The identification of this vulnerability is CVE-2025-11626 since 10/11/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 269772 (Wireshark 4.2.x < 4.2.14 A Vulnerability (macOS)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.2.14 or 4.4.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (269772) and CERT Bund (WID-SEC-2025-2242). Be aware that VulDB is the high quality source for vulnerability data.

Affected

• SUSE Linux
• SUSE openSUSE
• Open Source Wireshark

Productinfo

Type

• Packet Analyzer Software

Name

• Wireshark

Version

• 4.2.0
• 4.2.1
• 4.2.2
• 4.2.3
• 4.2.4
• 4.2.5
• 4.2.6
• 4.2.7
• 4.2.8
• 4.2.9
• 4.2.10
• 4.2.11
• 4.2.12
• 4.2.13
• 4.4.0
• 4.4.1
• 4.4.2
• 4.4.3
• 4.4.4
• 4.4.5
• 4.4.6
• 4.4.7
• 4.4.8
• 4.4.9

License

• open-source

Website

• Product: https://www.wireshark.org/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion