CVE-2020-14932

FAUCET Score

CVE-2020-14932 describes a critical deserialization vulnerability in SquirrelMail version 1.4.22, specifically within the compose.php component, which improperly processes user-supplied data from HTTP GET requests. This flaw carries a CVSS score of 9.8 (Critical), indicating a high-impact vulnerability that can be exploited remotely without authentication, leading to complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		1.4.22CPE matchmatch criteria	cpe:2.3:a:squirrelmail:squirrelmail:1.4.22:::::::*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Exploitability Score

3.9

Impact Score

5.9

CvssVersion

3.1

Exploit Intelligence

EPSS Score

1.43%

Probability of exploitation in next 30 days

EPSS Percentile

70.3%

Percentile rank of EPSS score among Peer Group

As of 2026-07-25

Model: v2026.06.15

This CVE's current EPSS score of 0.0143 is in the 57th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2020-14932Moderate

squirrelmail: use of unserialize function for the mailtodata value in compose.php

Jun 20, 2020

References

openwall.com / lists/oss-security/2020/06/20/1

Mailing ListThird Party Advisory