What is CVE-2021-26837?

CVE-2021-26837 is a critical-severity vulnerability in Fortra Delivernow, classified under SQL Injection. CVSS score: 9.8/10. Published 2023-09-19.

How severe is CVE-2021-26837?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-26837 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Fortra Delivernow

CVE-2021-26837

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.

Vulnerability class: SQL Injection

EPSS: 0.009 (54.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Fortra Delivernow
N/a — versions n/a

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

References

cve@mitre.org (Third Party Advisory)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-26837?: CVE-2021-26837 is a critical-severity vulnerability in Fortra Delivernow, classified under SQL Injection. CVSS score: 9.8/10. Published 2023-09-19.
How severe is CVE-2021-26837?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-26837 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.