CVE-2019-11930

—

CVSS 3.1

9.8 critical

EPSS

3%p88

Published

Dec 4, 2019 (Dec 4, 2019)

Modified

Jun 17, 2026

Description

An invalid free in mb_detect_order can cause the application to crash or potentially result in remote code execution. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.

Vendors: facebook
Products: hhvm
Weakness: CWE-763
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.2%)

In the news0 stories

No ingested article mentions this CVE yet.