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CVE-2026-82335: IBM Guardium Data Protection can crash or be hijacked

CVE-2026-82335 · published 1 day ago

Summary

Versions 12.0 through 12.2 of IBM Guardium Data Protection may mishandle specially crafted MongoDB login data, which can corrupt memory. An attacker on the network could cause the service to stop working or run their own code. Apply the latest security update from IBM as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
ibm	guardium data protection	12.0
ibm	guardium_data_protection	12.0 12.1 12.2 `cpe:2.3:a:ibm:guardium_data_protection:12.0:::::::*`

Original advisory text

IBM Guardium Data Protection Buffer Overflow

IBM Guardium Data Protection 12.0, 12.1, 12.2 is vulnerable to a heap-based buffer overflow in the MongoDB protocol parser. A remote attacker could send a specially crafted MongoDB SCRAM username containing an excessive length and cause memory corruption, potentially resulting in denial of service or arbitrary code execution.

References

https://www.ibm.com/support/pages/node/7291674 vendor-advisory patch

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker full control

Severity

8.1 High

Exploitation

<1% chance of attack within 30 days

Type

CWE-119Buffer Overflow

CWE-787Out-of-bounds Write

Timeline

Published8 Oct 2026

Updated10 Oct 2026

First seen8 Oct 2026

Sources

CVE-2026-82335 · NVD

CVE-2026-82335 · MITRE

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