CVE-2020-8644

playsms

Published 5 Feb 2020 · updated 17 Jun 2026 · Analyzed

9.8 Critical · CVSS 3.1, NVD

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 3 Nov 2021, with a remediation deadline of 3 May 2022 for US federal agencies.

Required action: Apply updates per vendor instructions.

Description

PlaySMS before 1.4.3 does not sanitize inputs from a malicious string.

References

packetstormsecurity.com/files/157106/PlaySMS-index.php-Unauthenticated-Template-Injection-Code-Execution.html · Exploit, Third Party Advisory, VDB Entry
forum.playsms.org/t/playsms-1-4-3-has-been-released/2704 · Broken Link, Release Notes, Vendor Advisory
playsms.org/2020/02/05/playsms-1-4-3-has-been-released/ · Vendor Advisory
research.nccgroup.com/2020/02/11/technical-advisory-playsms-pre-authentication-remote-code-execution-cve-2020-8644/ · Exploit
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8644 · US Government Resource