6.1

CVE-2023-26788: veritas netbackup_appliance Cross-site Scripting

CVSS: 6.1v3.1MediumModified
Published 10-04-2023Last modified 11-02-2025

Vulnerability summary

CVE-2023-26788 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in veritas netbackup_appliance. EPSS estimates a 0.44% chance of exploitation in the next 30 days, higher than 36.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.1/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.44%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 10-04-2023
    PublishedVulnerability first disclosed.
  2. 11-02-2025
    Last modifiedVulnerability information updated.

Description

Veritas Appliance v4.1.0.1 is affected by Host Header Injection attacks. HTTP host header can be manipulated and cause the application to behave in unexpected ways. Any changes made to the header would just cause the request to be sent to a completely different Domain/IP address.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.44%

Chance of exploitation in the next 30 days

Percentile

37%

Versus all other CVEs

30-day change

0.00 pp

From 0.44% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.44%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Veritas Technologies

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Veritas1 product

1 vendor · 1 product

References

2 links