Apache Tapestry: Possible classpath file download through URL manipulation (CVE-2026-61899) | HOL Guard CVE

High · CVSS 7.5CVE-2026-61899

Apache Tapestry: Possible classpath file download through URL manipulation

Answer in brief

CVE-2026-61899 records a High severity (CVSS 7.5) vulnerability in Apache Tapestry: Possible classpath file download through URL manipulation. The current sources do not mark it as known exploited. The current feed maps Apache Software Foundation/Apache Tapestry (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 Aug 10, 2026Updated Aug 18, 2026Source checked Sep 24, 2026First seen by HOL Aug 10, 2026Material review Aug 18, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 7.5
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Available

Why this deserves its current priority

CVSS is 7.5. 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 Apache Software Foundation/Apache Tapestry (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
Product	Affected versions	Fixed versions
cpe:2.3:a:apache:tapestry::::::::	Not reported	Not reported

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Apache Software Foundation/Apache Tapestrygeneric	>=5.5.0 <5.9.1	5.9.1

Recommended response

Check inventory. Check lockfiles and deployed manifests for Apache Software Foundation/Apache Tapestry.
Review the reported fix. Update Apache Software Foundation/Apache Tapestry to 5.9.1 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 10, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 18, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 10, 2026

Sources and claim methodology

Upstream source description

Vulnerability in tapestry-core in Apache Tapestry 5.5.0+ on all platforms allows attackers to download clsspath assets via specially crafted URLs. Users are recommended to upgrade to version 5.9.1, which fixes this issue.

Quoted source text, attributed separately from HOL analysis.