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THREAT OPS › Threat News › [NVD] CVE-2026-34659 (CRITICAL 9.6) — Adobe Connect versions 2025.9.15, 2025.8.157 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exp

[NVD] CVE-2026-34659 (CRITICAL 9.6) — Adobe Connect versions 2025.9.15, 2025.8.157 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exp

lownvdPublished 2026-05-12

CVE-2026-34659 CVSS: 9.6 CRITICAL Published: 2026-05-12T19:16:30.800

Adobe Connect versions 2025.9.15, 2025.8.157 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue requires user interaction

Indicators of compromise

CVE-2026-34659cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-34659