# CVE-2026-109163: Apache HTTP Server: mod_vhost_alias 1 byte stack buffer overwrite (after CVE-2026-63292)

Status: published. Published: 2026-11-11. Updated: 2026-11-11.

Stack-based buffer overflow vulnerability in Apache HTTP Server's mod_vhost_alias (after CVE-2026-63292)



This issue affects Apache HTTP Server: 2.4.69.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Apache Software Foundation / Apache HTTP Server: ≥ 2.4.69; ≤ 2.4.70 (affected, semver). Source: CNA: apache

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-121

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://httpd.apache.org/security/vulnerabilities_24.html (CNA: apache; vendor-advisory)

## Provenance

- CNA: apache: https://www.cve.org/CVERecord?id=CVE-2026-109163; retrieved 2026-11-11; source updated 2026-11-11

Revision: dcae1d002237c5f50d6c0932a7f3edec2f71a2ab4dd1ed6ef98d06bf8ee479dd

Canonical: https://y2.dev/cve/CVE-2026-109163

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