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CVE-2026-46465

MEDIUM 5.5

Published 2026-07-03 · Last modified 2026-07-06

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an use of externally-controlled format string vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Information disclosure and denial of service.

NO EXPLOITATION SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 15th percentile

○ In CISA KEV ○ Public exploit / PoC

Impact if exploited

5.5CVSS 3.1 · MEDIUM

  • ConfidentialityLow
  • IntegrityNone
  • AvailabilityHigh

What an attacker needs

  • Access: Reachable over the network — no local access needed
  • Privileges: Requires an admin / high-privilege account
  • User interaction: No user interaction needed
  • Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-46465/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-46465/poc.json

Affected

Vendors Dell

Products Powerprotect Data Domain Data Domain Operating System

Weakness (CWE)

  • CWE-134: : Use of Externally-Controlled Format String

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H

Known Affected Software Configurations

VendorProductVersion range
DellData Domain Operating System≥ 7.7.1.0 and ≤ 7.13.1.70
DellData Domain Operating System≥ 8.0.0.0 and ≤ 8.3.1.30
DellData Domain Operating System≥ 8.4.0.0 and ≤ 8.7.0.0

All CVSS metrics

  • MEDIUM 5.5 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H
  • MEDIUM 5.5 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H

Sources: NVD · CVE.org · EPSS