Cyber Resilience

CVE-2023-26789

Medium

Published: 05 April 2023

Published
05 April 2023
Modified
13 February 2025
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0029 53.1th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-26789 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Veritas Netbackup Opscenter. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 46.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Veritas NetBackUp OpsCenter Version 9.1.0.1 is vulnerable to Reflected Cross-site scripting (XSS). The Web App fails to adequately sanitize special characters. By leveraging this issue, an attacker is able to cause arbitrary HTML and JavaScript code to be executed in…

more

a user's browser.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

veritas
netbackup opscenter
9.1.0.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References