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MEDIUM severity

CVE-2026-14979

MEDIUM

CVE-2026-14979 is a medium-severity (CVSS 5.3) CWE-776 vulnerability in ibm engineering lifecycle management. O3 Security detects and blocks CVE-2026-14979 exploitation at runtime via eBPF exploit-chain detection and L7 egress monitoring, even on unpatched systems.

IBM Engineering Lifecycle Management 7.0.3 ( Interim Fix 001 through ) Interim Fix 021, 7.1.0 ( Interim Fix 001 through ) Interim Fix 009, and 7.2.0 and 7.2.0 Interim Fix 001 DOORS…

Published
Jul 17, 2026
Updated
Aug 11, 2026
Affected
1 product
Patched
See advisory
Exploits
None indexed
Exploitation data as of Aug 11, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Description

IBM Engineering Lifecycle Management 7.0.3 ( Interim Fix 001 through ) Interim Fix 021, 7.1.0 ( Interim Fix 001 through ) Interim Fix 009, and 7.2.0 and 7.2.0 Interim Fix 001 DOORS could allow a remote attacker to cause a denial of service due to improper handling of XML entity expansion.

Affected Products

1 product · 37 configurations
Application
engineering lifecycle managementibm
3 versions
7.0.37.1.07.2.0

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every ibm engineering lifecycle management deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for exploitation at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.

  2. Remediation status

    No patch has shipped for CVE-2026-14979 yet — track the ibm engineering lifecycle management advisory for a fixed release and apply the workarounds below in the meantime.

  3. Mitigate without a patch

    Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.

  4. How O3 protects you

    O3 detects and blocks CVE-2026-14979 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.

Tailored to CVE-2026-14979. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

IBM Engineering Lifecycle Management 7.0.3 ( Interim Fix 001 through ) Interim Fix 021, 7.1.0 ( Interim Fix 001 through ) Interim Fix 009, and 7.2.0 and 7.2.0 Interim Fix 001 DOORS could allow a remote attacker to cause a denial of service due to improper handling of XML entity expansion.
O3 Security · Runtime Protection

Is CVE-2026-14979 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2026-14979 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.