Use After FreeWeakness · CWE-416

CVE-2025-10729

CRITICAL · 9.4 CVSS v4.0 Published 2025-10-03
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
99/100
Remediation priority · Urgent
No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
The module will parse a <pattern> node which is not a child of a structural node. The node will be deleted after creation but might be accessed later leading to a use after free.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

A use-after-free vulnerability exists in the module's parser where a <pattern> node created outside of a structural node hierarchy is prematurely deleted but may still be referenced later during processing, leading to memory corruption and potential arbitrary code execution.

MitigationApply the vendor patch to address the memory lifecycle issue in the XML pattern node parsing logic; if no patch available, disable or restrict untrusted XML input until a fix is deployed.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Local
Complexity
Low
Privileges
None
Authentication
X
User interaction
None
Scope
P

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:X/R:X/V:X/RE:H/U:Red

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify the affected XML parsing module
    Locate the software component that handles XML pattern node parsing in your environment; check application or service documentation for the XML parser in use
    Affected if the XML parser handles <pattern> nodes and matches the unpatched version range
  2. Check the installed version against the patch
    Compare your installed XML parser module version to the vendor release that addresses CVE-2025-10729; consult vendor security advisory for version details
    Affected if the installed version predates the patch that fixes the use-after-free in pattern node processing
  3. Verify XML input processing is enabled
    Inspect application configuration for XML parsing features; check if the module accepts or processes XML input containing pattern elements
    Affected if XML input with pattern nodes can be submitted or loaded into the application
  4. Confirm pattern node processing occurs
    Review application logs or test with XML input containing <pattern> nodes to confirm the parser processes them
    Affected if the application parses and processes pattern nodes from external or untrusted XML sources
  5. Look for memory corruption indicators
    Monitor for crashes, heap corruption warnings, or abnormal memory access patterns in logs or runtime diagnostics related to XML parsing operations
    Affected if the application exhibits memory corruption symptoms during XML pattern processing
  6. Check for exposed XML input vectors
    Identify all endpoints, files, or interfaces that accept XML input (SOAP, XSLT, config files, uploads); verify if pattern elements could be injected
    Affected if untrusted XML input containing pattern nodes can reach the vulnerable parser

Your environment is affected if you run an unpatched XML parser module that processes pattern nodes from any XML input source, as the use-after-free triggers when pattern nodes outside the structural hierarchy are referenced after deletion.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply the vendor patch to address the memory lifecycle issue in the XML pattern node parsing logic; if no patch available, disable or restrict untrusted XML input until a fix is deployed.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA4.0 h
22.0 hours of engineering $3,860
Get help mitigating

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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2025-10729 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-10729 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data