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CVE-2026-56153 is an out-of-bounds write vulnerability in Apache HTTP Server's mod_charset_lite module, affecting versions 2.4.0 through 2.4.68. A heap overflow in the finish_partial_char function during character-set transcoding can crash an Apache worker. The vulnerability is fixed in Apache HTTP Server 2.4.69.
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No public exploit code observed for this vulnerability.
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An out-of-bounds write vulnerability in Apache HTTP Server. The advisory lists versions 2.4.0 through versions before 2.4.69 as affected and recommends upgrading to 2.4.69 or later.
Unknown
A heap-overflow denial-of-service vulnerability in Apache mod_charset_lite.
Listed as an Apache HTTP Server vulnerability covered by the Nessus plugin. Flaw-specific technical details are not provided.
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.