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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-63559

o6 Automation open62541 Integer Overflow or Wraparound

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Status
Published
Published
Updated
Assigning organization
icscert

Description

An integer overflow in the UA_Variant arrayDimensions product computation in open62541 may allow a remote attacker to read out-of-bounds heap memory, potentially disclosing sensitive information.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

o6 Automation open62541

Default version status: unaffected

  • 1.3.0 to ≤ 1.3.17affected
  • 1.4.0 to ≤ 1.4.16affected
  • 1.5.0 to ≤ 1.5.4affected
  • masteraffected

References