UnratedApache Software Foundation Updated

Unknown [CVE-2026-73632] Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts

This security Apache Software Foundation advisory covers CVE-2026-73632 affecting Apache Struts.

CVE-2026-73632 Published Aug 15, 2026Updated by vendor Aug 15, 2026

CVE-2026-73632

Affected products & platforms

Apache Software FoundationStruts

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Summary

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another.

Only the SMD / JSON-RPC handling of the JSON interceptor is affected, which is not enabled by default; applications using the json result type are not affected.

This issue affects Apache Struts: 7.2.1.

Users are recommended to upgrade to version 7.3.0, which fixes the issue.

Affected versions

7.2.1

Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source

Fixed versions

7.3.0

Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Users are recommended to upgrade to version 7.3.0, which fixes the issue.

Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Official vendor advisoryofficial
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Apache Software Foundation
CVE.org CNA recordCVE.org
Independent CNA record used for near-real-time discovery and missed-CVE reconciliation. Discovered from the machine-readable feed https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/delta.json; this link opens the CVE.org record for CVE-2026-73632 instead of the raw feed document.
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Cross-references

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CVE-2026-73632NVD CVE.org MITRE

Official resources

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