Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-42840

78
FAUCET Score

CVE-2021-42840 is a remote code execution vulnerability in SuiteCRM versions prior to 7.11.19. This flaw allows an authenticated attacker, after gaining admin account access, to execute arbitrary PHP code by manipulating the system settings' Log File Name, bypassing previous security measures. With a CVSS score of 8.8 (HIGH), it presents a significant risk due to its low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, public exploit code, including a Metasploit module, is available, indicating a high likelihood of exploitation despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 7.11.19CPE matchmatch criteria
cpe:2.3:a:salesagility:suitecrm:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
58.95%
Probability of exploitation in next 30 days
EPSS Percentile
99.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
Metasploit: SuiteCRM Log File Remote Code Execution · Apr 28, 2021
ExploitDB: EDB-50531 · Nov 17, 2021
This CVE's current EPSS score of 0.5895 is in the 99th percentile among its peer group of 17,823 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/165001/SuiteCRM-7.11.18-Remote-Code-Execution.html
ExploitThird Party AdvisoryVDB Entry
docs.suitecrm.com / admin/releases/7.11.x
Release NotesVendor Advisory
github.com / rapid7/metasploit-framework/commits/master/modules/exploits/linux/http/suitecrm_log_file_rce.rb
Third Party Advisory
suitecrm.com / time-to-upgrade-suitecrm-7-11-19-7-10-30-lts-released
Release NotesVendor Advisory
theyhack.me / SuiteCRM-RCE-2
ExploitThird Party Advisory