VulertSecurity VulertSecurity

Vulnerability Database · Debian · Package report

libphp-phpmailer: vulnerability history, versions and safety

libphp-phpmailer is a package in the Debian ecosystem. Vulert records 18 vulnerabilities for it across 5 releases, from May 2005 to Jun 2021. Each vulnerability names the versions it affects, the fixed version to move to, and a workaround where no fix has been published.

i
18 vulnerabilities recorded U18
i
1 with no fix published

No patched version yet — these are the ones to plan around.

See the unfixed vulnerabilities →
i
0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →
i
0 malicious-package vulnerabilities

No published version shipped hostile code.

See all libphp-phpmailer vulnerabilities

Vulert verdict on libphp-phpmailer i

Updated on 23 Oct 2026

Careful: one of the 18 vulnerabilities Vulert records for this package has no fix yet. Plan around that one, or apply its workaround. The rest have a fixed version to move to.

Long-term outlook: usable, but needs attention 18 vulnerabilities on record across 16 years, none in the last year.

What to do: Plan around the 1 vulnerability with no published fix: each lists the affected range and any workaround that reduces exposure. No fix yet: Vulert alerts you the moment one is published. Monitor it with Vulert →

  • Vulnerabilities on record 18 over 16 years · 0 in the last year i
  • Latest disclosure 17 Jun 2021 i
  • Highest CVSS 9.8 i
  • With no published fix 1 i

Concerned about your application's security?

Vulert continues monitoring your dependencies and alerts you when new vulnerabilities are disclosed. No installation and no source-code access required.

01 Versions

Which versions are affected

Every version Vulert holds for libphp-phpmailer, newest first, with the vulnerabilities that name it. A version with a count of zero has no recorded vulnerabilities; open a version to see the vulnerabilities it is exposed to.

i
Version Vulert vulnerabilities Fix published Details
6.9.3-1 U1 No Details →
6.9.1-1 U1 No Details →
6.8.1-1 U1 No Details →
6.6.3-1 U1 No Details →
6.2.0-2 U1 No Details →

Newest 5 of 5 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2005 2
  • 2007 2
  • 2015 2
  • 2016 1
  • 2017 4
  • 2018 2
  • 2020 2
  • 2021 3

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 18 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for libphp-phpmailer

The 5 most severe of 18 vulnerabilities recorded for this package

Search all 18 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
PHPMailer Object Injection Vulnerability (CVE-2020-36326) - Critical Risk in libphp-phpmailer 9.8 critical 6.2.0-2 28 Apr 2021
Object Injection Vulnerability in PHPMailer (CVE-2018-19296) 8.8 high 5.2.14+dfsg-2.4 16 Nov 2018
PHPMailer Vulnerability CVE-2021-3603: Untrusted Code Execution Risk in libphp-phpmailer 8.1 high No fix published 17 Jun 2021
PHPMailer Output Escaping Vulnerability in libphp-phpmailer: Misinterpretation of File Attachments 7.5 high 6.1.6-1 08 Jun 2020
XSS Vulnerability in PHPMailer 5.2.23 6.1 medium 6.0.6-0.1 20 Jul 2017

Vulnerability wrong, a fix missing, or a package we should cover? Report it and we will fix the record. Report Vulnerability Provide Feedback

Updated: 23/Oct/2026 · Vulnerabilities in our DB: 524315

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →

Questions

About libphp-phpmailer

Is libphp-phpmailer safe to use?

Vulert records 18 vulnerabilities for libphp-phpmailer in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 18 not yet rated. 1 of them has no published fix yet, so that is the one to avoid or mitigate.

How many vulnerabilities does libphp-phpmailer have?

18 vulnerabilities are recorded for libphp-phpmailer in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 18 not yet rated. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new libphp-phpmailer vulnerabilities disclosed?

0 vulnerabilities were recorded for libphp-phpmailer in the last 12 months, and the oldest entry in this database dates to 28 May 2005. Recency matters more than a lifetime total: it shows how actively new issues are being disclosed for the package you are considering.

Which versions of libphp-phpmailer are affected?

Each vulnerability on this page lists the affected version range and the fixed version to move to. Open the vulnerability for the version you actually run — fixes are specific to a release line, not to the package as a whole.

How do I monitor libphp-phpmailer for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the libphp-phpmailer version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.