CVE-2026-41122

EUVD-2026-42236

08.07.2026, 14:16

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 a stored cross-site scripting vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability. Exploitation may lead to information disclosure, session theft, or client-side request forgery.

Cross-site Scripting

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	7.1 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Base Score

CVSS 3.x

EPSS Score

Percentile: 13%

Affected Products (NVD)

Vendor	Product	Version
dell	data_domain_operating_system	7.7.1.0 ≤ 𝑥 < 7.13.1.80
dell	data_domain_operating_system	7.14.0.0 ≤ 𝑥 < 8.3.1.40
dell	data_domain_operating_system	8.4.0.0 ≤ 𝑥 < 8.6.1.20
dell	data_domain_operating_system	8.7.0.0 ≤ 𝑥 < 8.8.0.0

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References

https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9