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Δ / VULNERABILITY RECORD

CVE-2026-4645.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7.5No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Apr 07, 2026

Disclosure summary

Github.com/antchfx/xpath: xpath: denial of service via crafted boolean xpath expressions

Source-reported weakness categories

CWE-835

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2026-Mar

Open original source · Updated Apr 07, 2026

Github.com/antchfx/xpath: xpath: denial of service via crafted boolean xpath expressions

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 7.5

VendorProduct / associationVersion / bounds
Microsoft update guidecbl2 telegraf 1.29.4-21 on CBL Mariner 2.0 (MSRC status code 3)
Microsoft update guidecbl2 terraform 1.3.2-29 on CBL Mariner 2.0 (MSRC status code 3)
Microsoft update guideazl3 telegraf 1.31.0-15 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guideazl3 telegraf 1.31.0-17 on Azure Linux 3.0 (MSRC status code 3)

Vendor remediation references

  • CBL-Mariner Releases · build 1.29.4-22 · product IDs 20951-17086
  • Vendor guidance · product IDs 20951-17086
  • CBL-Mariner Releases · build 1.3.2-30 · product IDs 21080-17086
  • Vendor guidance · product IDs 21080-17086
  • CBL-Mariner Releases · build 1.31.0-17 · product IDs 20969-17084
  • Vendor guidance · product IDs 20969-17084
  • CBL-Mariner Releases · build 1.31.0-16 · product IDs 21127-17084
  • Vendor guidance · product IDs 21127-17084

Original records & references

PUBLISHED 2026-03-26T21:05:07-04:00
MODIFIED 2026-04-07T21:41:42-04:00
INGESTED 2026-10-08T12:45:09-04:00