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CVE-2002-0594: Netscape 6 and Mozilla 1.0 RC1 and earlier allows remote attackers to determine the existence of files on the

43
This month
MEDIUM 5.0DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2002-0594 is a medium-severity flaw (CVSS 5.0) affecting galeon browser, mozilla, navigator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Netscape 6 and Mozilla 1.0 RC1 and earlier allows remote attackers to determine the existence of files on the client system via a LINK element in a Cascading Style Sheet (CSS) page that causes an HTTP redirect.

Why this priority

  • Public exploit reference

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

Risk facts

CVSS score5.0 (Medium)
EPSS exploit chance2.4% (top 16%)
CISA exploited listNo
Published2002-06-18
Last modified2026-06-16
Publisher (CNA): MITRE · Vendor: galeon · mozilla · netscape

Share: LinkedIn · X · Reddit

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

Am I affected?

Timeline

galeon galeon browser DOWNGRADE
Affected: 1.2 · 1.2.1
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.2
1. Check installed version
apt-cache policy galeon-browser || rpm -q galeon-browser || galeon-browser --version
2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)
apt-cache madison galeon-browser sudo apt install galeon-browser=<VERSION_BEFORE_1.2> sudo apt-mark hold galeon-browser
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list galeon-browser sudo dnf downgrade galeon-browser-<VERSION_BEFORE_1.2> sudo dnf versionlock add galeon-browser
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.
mozilla mozilla DOWNGRADE
Affected: 0.9.9 · 1.0 rc1
Fixed in: no fixed release known
Safe to downgrade to: a release before 0.9.9
1. Check installed version
apt-cache policy mozilla || rpm -q mozilla || mozilla --version
2. No fixed release: DOWNGRADE to a release before 0.9.9 (Debian / Ubuntu)
apt-cache madison mozilla sudo apt install mozilla=<VERSION_BEFORE_0.9.9> sudo apt-mark hold mozilla
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list mozilla sudo dnf downgrade mozilla-<VERSION_BEFORE_0.9.9> sudo dnf versionlock add mozilla
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.
netscape navigator DOWNGRADE
Affected: 6.0 · 6.01 · 6.1 · 6.2 · 6.2.1 · 6.2.2
Fixed in: no fixed release known
Safe to downgrade to: a release before 6.0
1. Check installed version
apt-cache policy navigator || rpm -q navigator || navigator --version
2. No fixed release: DOWNGRADE to a release before 6.0 (Debian / Ubuntu)
apt-cache madison navigator sudo apt install navigator=<VERSION_BEFORE_6.0> sudo apt-mark hold navigator
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list navigator sudo dnf downgrade navigator-<VERSION_BEFORE_6.0> sudo dnf versionlock add navigator
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-2002-0594?

galeon browser: downgrade or apply the listed mitigation; mozilla: downgrade or apply the listed mitigation; navigator: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-0594 being exploited?

CVE-2002-0594 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-2002-0594 affect?

CVE-2002-0594 affects galeon browser, mozilla, navigator. Severity is medium (CVSS 5.0). Netscape 6 and Mozilla 1.0 RC1 and earlier allows remote attackers to determine the existence of files on the client system via a LINK element in a Cascading Style Sheet (CSS) page that causes an HTTP redirect.

How urgent is CVE-2002-0594?

Priority 43/100. Public exploit reference

Related CVEs

References

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