PT-2026-34533 · Dell · Dell Powerprotect Data Domain

Published 2026-04-22 · Updated 2026-04-23 · CVE-2026-26354

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Dell PowerProtect Data Domain versions 7.7.1.0 through 8.6 Dell PowerProtect Data Domain versions 8.3.1.0 through 8.3.1.10 Dell PowerProtect Data Domain versions 7.13.1.0 through 7.13.1.60

Description A stack-based Buffer Overflow allows an unauthenticated attacker with remote access to potentially execute arbitrary commands. A buffer overflow occurs when a program writes more data to a block of memory, or buffer, than it is designed to hold, which can overwrite adjacent memory locations.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

CVE-2026-26354

Affected Products

Dell Powerprotect Data Domain

References · 5

• https://dell.com/support/kbdoc/en-us/000450699/dsa-2026-060-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-26354 · Security Note
• https://twitter.com/vuldb/status/2047027695603904746 · Twitter Post
• https://twitter.com/infoflowcloud/status/2047362107197268452 · Twitter Post
• https://twitter.com/CVEnew/status/2047359970555863081 · Twitter Post