CVE-2026-49975
High
Published: 08 June 2026
Published
08 June 2026
Modified
10 June 2026
KEV Added
—
Patch
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CVSS Score v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0131
67.0th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2026-49975 is a high-severity Memory Allocation with Excessive Size Value (CWE-789) vulnerability in Apache Http Server. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 33.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-35105
Vulnerability details
Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's mod_http leads to denial of service via malicious HTTP requests. This issue affects Apache HTTP Server: from 2.4.17 through 2.4.67.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
apache
http server
2.4.17 — 2.4.68
f5
nginx
≤ 1.29.8
debian
debian linux
11.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.