Heap-based Buffer Overflow Affecting apache2-dev package, versions <2.4.68-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-MINIMOSLATEST-APACHE2DEV-17295477
- published11 Jun 2026
- disclosed8 Jun 2026
Introduced: 8 Jun 2026
NewCVE-2026-34356 (opens in a new tab)How to fix?
Upgrade Minimos:latest apache2-dev to version 2.4.68-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream apache2-dev package and not the apache2-dev package as distributed by Minimos.
See How to fix? for Minimos:latest relevant fixed versions and status.
Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie*
This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.
Users are recommended to upgrade to version 2.4.68, which fixes the issue.
References
- https://www.cve.org/CVERecord?id=CVE-2026-34356
- https://github.com/advisories/GHSA-9gq3-xc6j-h3g5
- https://osv.dev/vulnerability/MINI-3rmh-pgq6-52x3
- https://osv.dev/vulnerability/CVE-2026-34356
- https://httpd.apache.org/security/vulnerabilities_24.html
- http://www.openwall.com/lists/oss-security/2026/06/08/7