OSV-2025-1097
Security exception in org.htmlunit.cyberneko.HTMLTagBalancer.reopenFormattingElements
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=571721880
Crash type: Security exception
Crash state:
org.htmlunit.cyberneko.HTMLTagBalancer.reopenFormattingElements
org.htmlunit.cyberneko.HTMLTagBalancer.startElement
org.htmlunit.cyberneko.HTMLTagBalancer.forceStartElement
What each source reports
OSV No score
Security exception in org.htmlunit.cyberneko.HTMLTagBalancer.reopenFormattingElements
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=571721880
Crash type: Security exception
Crash state:
org.htmlunit.cyberneko.HTMLTagBalancer.reopenFormattingElements
org.htmlunit.cyberneko.HTMLTagBalancer.startElement
org.htmlunit.cyberneko.HTMLTagBalancer.forceStartElement
- Record
OSV-2025-1097- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
htmlunitOSS-Fuzz |
Listed versions, plus commit ranges 4.19.04.20.04.21.05.0.05.1.0 Show 5 moreShow less5.2.05.3.05.4.05.5.05.6.0 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2025-1097 is a vulnerability with no CVSS score yet in htmlunit, published October 10, 2026. No source lists public exploit code. A source reports a fix.