CVE-2002-2165: The IMHO Webmail module 0.97.3 and earlier for Roxen leaks the REFERER from the browser's previous login sessi

Routine

LOW 2.1DOWNGRADE

CVE-2002-2165 is a low-severity flaw (CVSS 2.1) affecting imho webmail. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The IMHO Webmail module 0.97.3 and earlier for Roxen leaks the REFERER from the browser's previous login session in an error page, which allows local users to read another user's inbox.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	2.1 (Low)
EPSS exploit chance	0.8% (top 42%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: imho

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

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:00 UTCUpdated Record last modified

imho imho webmail DOWNGRADE

Affected: 0.96 · 0.96.1 · 0.96.2 · 0.96.3 · 0.97 · 0.97.1 · 0.98 · 0.98.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.96

1. Check installed version

apt-cache policy imho-webmail || rpm -q imho-webmail || imho-webmail --version

2. No fixed release: DOWNGRADE to a release before 0.96 (Debian / Ubuntu)

apt-cache madison imho-webmail sudo apt install imho-webmail=<VERSION_BEFORE_0.96> sudo apt-mark hold imho-webmail

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

dnf --showduplicates list imho-webmail sudo dnf downgrade imho-webmail-<VERSION_BEFORE_0.96> sudo dnf versionlock add imho-webmail

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: IMHO Webmail 0.9x - Account Hijacking

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-2002-2165?

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

Is CVE-2002-2165 being exploited?

CVE-2002-2165 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-2002-2165 affect?

CVE-2002-2165 affects imho webmail. Severity is low (CVSS 2.1). The IMHO Webmail module 0.97.3 and earlier for Roxen leaks the REFERER from the browser's previous login session in an error page, which allows local users to read another user's inbox.

How urgent is CVE-2002-2165?

Priority 27/100. Public exploit reference

References

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