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Patching Flash - CVE-2011-2110 Post-mortem

ID: 867a3a65-da58-53fa-bc7e-093b835c4844

STIX ID: report--867a3a65-da58-53fa-bc7e-093b835c4844

Feed Name: Zscaler Security Research Blog

Threat Score
60/100

Date Published: 2025-04-02

Date Updated: 2026-05-01

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The report discusses active exploitation of Adobe Flash CVE-2011-2110 and Adobe's patch release, and analyzes enterprise telemetry showing vulnerable Flash instances increased from 7.88% before the patch to 10.15% after (a 28.81% increase), underscoring poor client-side patch adoption despite auto-update mechanisms.

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