CVE-2026-26951 — Buffer Overflow
CVE-2026-26951 — Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024 release versions 7.13.1.0 through 7.13.1.60 contain a stack-based buffer overflow vulnerability. A high privileged attacker with local access could potentially expl
What This Means For You
- If your environment is affected by CWE-121, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-26951 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
Privilege Escalation via Dell PowerProtect Data Domain Buffer Overflow — CVE-2026-26951
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-26951 | vulnerability | CVE-2026-26951 |
| CWE-121 | weakness | CWE-121 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 20, 2026 at 20:16 UTC |
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