How severe is CVE-2026-84247?

CVE-2026-84247 has a CVSS score of 8.1/10, rated HIGH. Immediate patching is strongly recommended.

Which packages are affected by CVE-2026-84247?

Affected package information for CVE-2026-84247 is not yet fully mapped. Check the official advisory links for details.

How do I fix CVE-2026-84247?

No fixed release is recorded for CVE-2026-84247 yet. Track the upstream advisory, and apply the exposure-reduction steps below in the meantime.

How do I detect CVE-2026-84247 in my code and dependencies?

Identify every host running the affected component and compare the installed build against the fixed version below — for source-built or distro-packaged software the version string, not a lockfile, is the source of truth (`dpkg -l`, `rpm -q`, or the binary's own `--version`).

How do I mitigate CVE-2026-84247 if there is no patch (or I can't update yet)?

Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.

Is CVE-2026-84247 actively exploited in the wild?

No public exploit code has been indexed for CVE-2026-84247 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What type of vulnerability is CVE-2026-84247?

CVE-2026-84247 is classified as Path Traversal (CWE-22). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation. This is a high-impact weakness class that often enables remote code execution or data exposure.

When was CVE-2026-84247 published, and has it been updated?

CVE-2026-84247 was published on October 8, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

🛡️

Not in CISA KEV

HIGH severity

CVE-2026-84247

HIGH

CVE-2026-84247 is a high-severity (CVSS 8.1) Path Traversal vulnerability. No vendor fix is recorded yet; mitigation options are listed below.

IBM Guardium Data Protection 12.2 could allow a remote authenticated attacker to cause a denial of service due to a path traversal vulnerability.

Published

Oct 8, 2026

Updated

Oct 8, 2026

Affected

—

Patched

—

Exploits

None indexed

Exploitation data as of Oct 8, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Description

IBM Guardium Data Protection 12.2 could allow a remote authenticated attacker to cause a denial of service due to a path traversal vulnerability.

Detection & mitigation playbook

Vulnerability

Detect
Identify every host running the affected component and compare the installed build against the fixed version below — for source-built or distro-packaged software the version string, not a lockfile, is the source of truth (`dpkg -l`, `rpm -q`, or the binary's own `--version`).
Remediation status
No fixed release is recorded for CVE-2026-84247 yet. Track the upstream advisory, and apply the exposure-reduction steps below in the meantime.
Mitigate without a patch
Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.

Frequently Asked Questions

IBM Guardium Data Protection 12.2 could allow a remote authenticated attacker to cause a denial of service due to a path traversal vulnerability.

O3 Security · Impact-Aware SCA

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CVE-2026-84247

Description

Detection & mitigation playbook

Detect

Remediation status

Mitigate without a patch

Frequently Asked Questions

Is CVE-2026-84247 in your dependencies?