BIT-apache-2026-43951

vendorUSosv

Apache HTTP Server: OOB Read in `merge_response_headers` can cause crash

view advisory published 2026-06-10Licence: per source

Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-43951US	—	0.55% (46th)	—	2026-06-08
Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages. This issue affects Apache HTTP Server: from 2.4.0 through 2.4…

references

External citations — patches, advisories, analysis.

http://www.openwall.com/lists/oss-security/2026/06/08/10ADVISORY
https://httpd.apache.org/security/vulnerabilities_24.htmlADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2026-43951WEB

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