CVE-2005-4666: Cross-site scripting (XSS) vulnerability in PHlyMail before 3.3 Beta1 allows remote attackers to inject arbitr

Routine

MEDIUM 4.3DOWNGRADE

CVE-2005-4666 is a medium-severity flaw (CVSS 4.3) affecting phlymail. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in PHlyMail before 3.3 Beta1 allows remote attackers to inject arbitrary Javascript via unknown attack vectors.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Published	2005-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phlymail

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:19 UTCUpdated Record last modified

phlymail phlymail DOWNGRADE

Affected: 3.02.00 · 3.02.01

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.02.00

1. Check installed version

apt-cache policy phlymail || rpm -q phlymail || phlymail --version

2. No fixed release: DOWNGRADE to a release before 3.02.00 (Debian / Ubuntu)

apt-cache madison phlymail sudo apt install phlymail=<VERSION_BEFORE_3.02.00> sudo apt-mark hold phlymail

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list phlymail sudo dnf downgrade phlymail-<VERSION_BEFORE_3.02.00> sudo dnf versionlock add phlymail

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-4666?

phlymail: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-4666 being exploited?

CVE-2005-4666 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-4666 affect?

CVE-2005-4666 affects phlymail. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in PHlyMail before 3.3 Beta1 allows remote attackers to inject arbitrary Javascript via unknown attack vectors.

How urgent is CVE-2005-4666?

Priority 33/100. No elevated risk signals yet.

Related CVEs

CVE-2005-4652 MEDIUM 6.4 DOWNGRADE SQL injection vulnerability in PHlyMail 3.02.01 allows remote attackers to execute arbitrary SQL commands via
CVE-2005-2606 HIGH 7.5 DOWNGRADE Unknown vulnerability in the "frontend authentication" in PHlyMail 3.02.00 has unknown impact and attack vecto

References

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