Remote code execution in MongoDB driver for C

1) Heap-based buffer overflow

EUVDB-ID: #VU112138

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-0755

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within various bson_append functions. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MongoDB driver for C: 1.0.0 - 1.27.4

CPE2.3

• cpe:2.3:a:mongodb:mongo-c-driver:1.0.0:*:*:*:*:mongodb:*:*
• cpe:2.3:a:mongodb:mongo-c-driver:1.0.2:*:*:*:*:mongodb:*:*
• cpe:2.3:a:mongodb:mongo-c-driver:1.1.0:*:*:*:*:mongodb:*:*

External links

https://jira.mongodb.org/browse/CDRIVER-5601
https://jira.mongodb.org/browse/SERVER-94461

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.