CVE-2021-26837: Fortra Delivernow

Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days.

SQL Injection vulnerability in SearchTextBox parameter in Fortra (Formerly HelpSystems) DeliverNow before version 1.2.18, allows attackers to execute arbitrary code, escalate privileges, and gain sensitive information.

Affected products

• Fortra Delivernow: before 1.2.18 (fixed in 1.2.18)

Published 2023-09-19. Last modified 2026-06-17.