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CVE-2021-3603

🗓️ 17 Jun 2021 12:15:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 32 Views

Vulnerability in PHPMailer 6.4.1 allows untrusted code execution via injection of code into the host project's scope. Mitigated in PHPMailer 6.5.0 by denying the use of simple strings as validator function names.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Huntr
in phpmailer/phpmailer
10 Jun 202108:22
huntr
FreeBSD
mantis -- multiple vulnerabilities
28 Apr 202100:00
freebsd
ATTACKERKB
CVE-2021-3603
17 Jun 202112:15
attackerkb
BDU FSTEC
The vulnerability of the validateAddress function in the PHPMailer library allows a hacker to execute arbitrary code.
25 Jun 202100:00
bdu_fstec
Circl
CVE-2021-3603
25 Jan 202608:02
circl
CNNVD
PHPMailer 安全漏洞
16 Jun 202100:00
cnnvd
CNVD
PHPMailer has an unspecified vulnerability (CNVD-2021-53931)
18 Jun 202100:00
cnvd
CVE
CVE-2021-3603
17 Jun 202112:09
cve
Cvelist
CVE-2021-3603 Inclusion of Functionality from Untrusted Control Sphere in PHPMailer/PHPMailer
17 Jun 202112:09
cvelist
Debian CVE
CVE-2021-3603
17 Jun 202112:09
debiancve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu20.04anylibphp-phpmailer6.0.6-0.1ubuntu0.1~esm1libphp-phpmailer_6.0.6-0.1ubuntu0.1~esm1_any.deb
Ubuntu22.04anylibphp-phpmailer6.2.0-2ubuntu0.1~esm1libphp-phpmailer_6.2.0-2ubuntu0.1~esm1_any.deb

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26 Aug 2025 12:33Current
6.7Medium risk
Vulners AI Score6.7
CVSS 26.8
CVSS 3.18.1
EPSS0.0226
32