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Nuclear Exploit Kit And Flash CVE-2014-0515

ID: aabb6cdf-20f9-5ecb-819d-dce55dfc29df

STIX ID: report--aabb6cdf-20f9-5ecb-819d-dce55dfc29df

Feed Name: Zscaler Security Research Blog

Threat Score
65/100

Date Published: 2025-04-02

Date Updated: 2026-05-01

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This blog analyzes Nuclear Exploit Kit activity exploiting CVE-2014-0515 in Adobe Flash, detailing obfuscated landing pages, AV checks, Flash-version detection, decompiled ActionScript with obfuscated shellcode, and malformed PixelBender shader bytecode that triggers the buffer overflow; the authors note multiple compromised sites redirecting to the EK and recommend patching outdated Flash versions.

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