High severity · published Oct 1, 2026
CVE-2026-56449
Apache HTTP Server: mod_proxy_html: crash in dump_content
7.5
CVSS
0.6%
EPSS
No
On KEV
Description
Out-of-bounds Write vulnerability in Apache HTTP Server's mod_proxy_html with crafted HTTP response bodies.
This issue affects Apache HTTP Server version 2.4.68.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HS
HTTP Server · Apache
2.4.68 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-56449
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-56449
vendor-advisory
https://httpd.apache.org/security/vulnerabilities_24.html
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