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Critical severity9.8NVD Advisory· Published Oct 21, 2021· Updated Jun 17, 2026

CVE-2021-40719

CVE-2021-40719

Description

Adobe Connect version 11.2.3 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary method invocation when AMF messages are deserialized on an Adobe Connect server. An attacker can leverage this to execute remote code execution on the server.

Affected products

3
  • Adobe Inc./Connectllm-fuzzy3 versions
    <=11.2.3+ 2 more
    • (no CPE)range: <=11.2.3
    • (no CPE)range: unspecified
    • cpe:2.3:a:adobe:connect:*:*:*:*:*:*:*:*range: <=11.2.3

Patches

Vulnerability mechanics

References

1

News mentions

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