CVE-2000-0930: Pegasus Mail 3.12 allows remote attackers to read arbitrary files via an embedded URL that calls the mailto: p

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MEDIUM 5.0DOWNGRADE

CVE-2000-0930 is a medium-severity flaw (CVSS 5.0) affecting pegasus mail. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Pegasus Mail 3.12 allows remote attackers to read arbitrary files via an embedded URL that calls the mailto: protocol with a -F switch.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	7.7% (top 5%)
CISA exploited list	No
Published	2000-12-19
Last modified	2026-09-23

Publisher (CNA): MITRE · Vendor: david harris

Last updated 2026-09-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2000-12-19 05:00 UTCPublished CVE record published
2026-09-23 09:10 UTCUpdated Record last modified

david harris pegasus mail DOWNGRADE

Affected: 3.12

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.12

1. Check installed version

apt-cache policy pegasus-mail || rpm -q pegasus-mail || pegasus-mail --version

2. No fixed release: DOWNGRADE to a release before 3.12 (Debian / Ubuntu)

apt-cache madison pegasus-mail sudo apt install pegasus-mail=<VERSION_BEFORE_3.12> sudo apt-mark hold pegasus-mail

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

dnf --showduplicates list pegasus-mail sudo dnf downgrade pegasus-mail-<VERSION_BEFORE_3.12> sudo dnf versionlock add pegasus-mail

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: David Harris Pegasus Mail 3.12 - File Forwarding

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-2000-0930?

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

Is CVE-2000-0930 being exploited?

CVE-2000-0930 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-2000-0930 affect?

CVE-2000-0930 affects pegasus mail. Severity is medium (CVSS 5.0). Pegasus Mail 3.12 allows remote attackers to read arbitrary files via an embedded URL that calls the mailto: protocol with a -F switch.

How urgent is CVE-2000-0930?

Priority 46/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2000-0931 HIGH 7.5 DOWNGRADE Buffer overflow in Pegasus Mail 3.11 allows remote attackers to cause a denial of service and possibly execute
CVE-2009-3838 HIGH 9.3 DOWNGRADE Stack-based buffer overflow in Pegasus Mail (PMail) 4.41 and possibly 4.51 allows remote POP3 servers to cause
CVE-2002-1075 HIGH 7.5 UPGRADE Buffer overflow in Pegasus mail client 4.01 and earlier allows remote attackers to cause a denial of service (
CVE-1999-1366 LOW 3.6 UPGRADE Pegasus e-mail client 3.0 and earlier uses weak encryption to store POP3 passwords in the pmail.ini file, whic

References

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