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Back to active CVEs
High · CVSS 8.1CVE-2026-103493

CISA ADP Vulnrichment

Answer in brief

CVE-2026-103493 records a High severity (CVSS 8.1) vulnerability in CISA ADP Vulnrichment. The current sources do not mark it as known exploited. The current feed maps JetBrains/YouTrack (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 1, 2026Updated Oct 1, 2026Source checked Oct 1, 2026First seen by HOL Oct 1, 2026Material review Oct 1, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.1
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 8.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps JetBrains/YouTrack (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
JetBrains/YouTrackgeneric>=0 <2026.2.194222026.2.19422

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for JetBrains/YouTrack.
  2. 2Review the reported fix. Update JetBrains/YouTrack to 2026.2.19422 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 1, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 1, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 1, 2026

Sources and claim methodology

  • Source referencejetbrains.com
Upstream source description

In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Sakai Conversations has a Stored XSS IssueAlso CWE-79
  • Vvveb: Stored XSS in Vvveb via sanitizeHTML() filter bypass using a quoted greater-than characterAlso CWE-79
  • GetSimple CMS: Authenticated Stored XSS in backup viewer (backup-edit.php) via output decoding of page meta fields and contentAlso CWE-79
  • GetSimple CMS: Stored Cross-Site Scripting (XSS) via the "title" parameter in admin/components.phpAlso CWE-79
  • Zod 4.6.5 Uncontrolled Resource Consumption via Array ValidationSame generic ecosystem
  • Wormhole.app SSRFSame generic ecosystem

Record context

Vulnerability class
XSS
EPSS
Not reported
CWE IDs
CWE-79
Source
CVE List V5
Source checked
Oct 1, 2026
References
1 linked source
Open source record