docx4j: Stack Overflow via Cyclic `w:basedOn` Style Chain leads to Denial of Service

Date Aug 17, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product Maven · org.docx4j:docx4j-core

CVE CVE-2026-53752

High-risk advisory CVE-2026-53752

Summary

docx4j: Stack Overflow via Cyclic `w:basedOn` Style Chain leads to Denial of Service

Why it matters

GitHub has published a reviewed security advisory for org.docx4j:docx4j-core. Prioritize it with other application dependency updates.

Operator check

Check whether org.docx4j:docx4j-core is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

GitHub Advisory GHSA-gc95-3vw8-vg43 NVD — CVE-2026-53752 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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