HIGHVulnerability

CVE-2026-63559

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.

Properties

severity
HIGH
score
7.5
epss_score
0.00434
cve_id
CVE-2026-63559
vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
published_at
2026-07-30T22:16:55.717
last_modified
2026-09-03T18:04:16.263
epss_percentile
0.36352

Related Entities (3)

ENRICHED_BY (1)

[Source]FIRST EPSS

HAS_WEAKNESS (1)

[Weakness]Integer Overflow or Wraparound

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-63559 — Ninja Signal Threat Intelligence | Ninja Signal