CVE detail
CVE-2026-28780
Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server. If mod_proxy_ajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to mod_proxy_ajp and cause it to write 4 attacker controlled bytes after the end of a heap based buffer. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 27.7 · diversity 19.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
15 source links · newest first
- https://access.redhat.com/errata/RHSA-2026:47046access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-28780.jsonsecurity.access.redhat.com
No excerpt available.
Vendor Advisorysecurity.access.redhat.comMay 5, 2026, 10:16 PM - https://bugzilla.redhat.com/show_bug.cgi?id=2466913bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/security/cve/CVE-2026-28780access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:36846access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:36831access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:36373access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:27201access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:27200access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:22140access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:21433access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - https://access.redhat.com/errata/RHSA-2026:21391access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 5, 2026, 10:16 PM - http://www.openwall.com/lists/oss-security/2026/05/05/9www.openwall.com
No excerpt available.
Exploitwww.openwall.comMay 5, 2026, 10:16 PM - https://httpd.apache.org/security/vulnerabilities_24.htmlhttpd.apache.org
No excerpt available.
Vendor Advisoryhttpd.apache.orgMay 5, 2026, 10:16 PM The most severe of these security defects could allow remote attackers to execute arbitrary code.
newswww.securityweek.comMay 5, 2026, 11:19 AM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
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