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CVE-2022-41742 is an out-of-bounds read vulnerability in NGINX's ngx_http_mp4_module. A specially crafted audio or video file processed through the module can cause an NGINX worker-process crash or disclose worker-process memory. It affects NGINX Open Source before 1.23.2 and 1.22.1, NGINX Open Source Subscription before R2 P1 and R1 P1, and NGINX Plus before R27 P1 and R26 P1, only where ngx_http_mp4_module is built and the mp4 directive is enabled.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No valid public exploits. Mallory filtered out 1 candidate as fakes, detection scripts, or README-only repos.
All candidate exploits were filtered out by Mallory's validation.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
6 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A vulnerability referenced by the Alma Linux 9.2 security-check plugin and advisory CLSA-2025-1753; the provided content does not specify its technical nature or impact.
A specific known vulnerability affecting the outdated nginx 1.6.1 component included in the Lantronix EDS-MD firmware.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.