CVE-2020-13936

Velocity Sandbox Bypass

An attacker that is able to modify Velocity templates may execute arbitrary Java code or run arbitrary system commands with the same privileges as the account running the Servlet container. This applies to applications that allow untrusted users to upload/modify velocity templates running Apache Velocity Engine versions up to 2.2.

Affected

Apache Software Foundation · Apache Velocity Engine

CVSS v3.1 NVD

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS

22.71% chance of exploitation in the next 30 days, 98th percentile

Published

2021-03-10

Updated

2025-02-13

Exploit collections (1)

• Apache Velocity 远程代码执行 (CVE-2020-13936).mdtzwlhack/Vulnerability

Security advisories

• https://lists.apache.org/thread.html/r01043f584cbd47959fabe18fff64de940f81a65024bb8dddbda…
• http://www.openwall.com/lists/oss-security/2021/03/10/1
• https://lists.debian.org/debian-lts-announce/2021/03/msg00019.html
• https://security.gentoo.org/glsa/202107-52
• https://www.oracle.com/security-alerts/cpuapr2022.html
• https://www.oracle.com/security-alerts/cpujan2022.html
• advisories/GHSA-59j4-wjwp-mw9m

References

• CVE Record
• NVD entry