What is the CVSS score of CVE-2026-28126?

CVE-2026-28126 has a CVSS 3.1 base score of 7.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. EPSS exploitation probability: 0.0%.

How to fix or mitigate CVE-2026-28126?

Within 24 hours: Audit all instances of RH Frontend Publishing Pro in production and document affected systems; notify stakeholders of the risk. Within 7 days: Implement Web Application Firewall (WAF) rules to block suspicious input patterns and deploy input validation/output encoding at the application layer; consider temporarily disabling the vulnerable feature if business-critical. Within 30 days: Contact the vendor for patch availability timeline; evaluate alternative publishing solutions or plan for emergency patching upon release; conduct user awareness training on phishing and suspicious links.

CVE-2026-28126

HIGH

Cross-site Scripting (XSS) (CWE-79)

2026-03-05 audit@patchstack.com

XSS

7.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Re-analysis Queued

Apr 22, 2026 - 21:37 vuln.today

cvss_changed

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

CVE Published

Mar 05, 2026 - 06:16 nvd

HIGH 7.1

DescriptionCVE.org

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in sizam RH Frontend Publishing Pro rh-frontend allows Reflected XSS.This issue affects RH Frontend Publishing Pro: from n/a through <= 4.3.2.

AnalysisAI

Reflected cross-site scripting in sizam RH Frontend Publishing Pro through version 4.3.2 enables attackers to inject malicious scripts that execute in users' browsers when they click a crafted link. The vulnerability requires user interaction but can compromise session integrity and steal sensitive data across affected sites. No patch is currently available.

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects sizam RH Frontend Publishing Pro rh-frontend. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in sizam RH Frontend Publishing Pro rh-frontend allows Reflected XSS.This issue affects RH Frontend Publishing Pro: from n/a through <= 4.3.2.

Affected ProductsAI

Product: sizam RH Frontend Publishing Pro rh-frontend.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.