MEDIUMpublic-safe

CVE-2026-91852

NVD: Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS. NVD: This issue affects Apache Sling XSS: before 2.4.12. NVD: Users are recommended to upgrade to version 2.4.12, which fixes the issue.

CVSS
6.1 Severity
MEDIUM EPSS
0.0021 (9) KEV
-

Source-published summary

Possible impact

Source describes XSS risk. Possible impact: This medium severity issue needs human triage to confirm exposure, affected versions, and vendor guidance for XSS risk.

Affected context

Affected product or version requires source confirmation.

Remediation / advisory

Patch confirmed by source text; fixed version context: 2.4.12.

Why it matters

Source describes XSS risk. Possible impact: This medium severity issue needs human triage to confirm exposure, affected versions, and vendor guidance for XSS risk.; CVSS 6.1 (MEDIUM); EPSS percentile 9; not listed in KEV; Patch confirmed by source text; fixed version context: 2.4.12; sources: NVD.

What to verify

Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.

Exposure hint

exposure unknown

Impact tags

XSS risk

Urgency reasons

vendor advisory presentrecent updateremediation reference present

Source-derived note

Summary derived from NVD description; unsafe procedural detail is not shown.

Redaction metadata

source summary used: True
fallback summary used: False
unsafe procedural detail present: false
raw source displayed: false
public summary redacted: true

Remediation handoff

Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.

Handoff JSON Handoff Markdown Safe Codex prompt

Safety note

This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.