CVE-2001-0846: Lotus Domino 5.x allows remote attackers to read files or execute arbitrary code by requesting the ReplicaID o

This week

HIGH 10.0DOWNGRADE

CVE-2001-0846 is a high-severity flaw (CVSS 10.0) affecting domino. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Lotus Domino 5.x allows remote attackers to read files or execute arbitrary code by requesting the ReplicaID of the Web Administrator template file (webadmin.ntf).

Why this priority

Critical severity
EPSS top 1%: very likely to be exploited

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

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	41.2% (top 1%)
CISA exploited list	No
Published	2001-12-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: lotus

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

Am I affected?

Timeline

2001-12-06 05:00 UTCPublished CVE record published
2026-06-16 21:55 UTCUpdated Record last modified

lotus domino DOWNGRADE

Affected: 5.0 · 5.0.1 · 5.0.2 · 5.0.2a · 5.0.2c · 5.0.3 · 5.0.4 · 5.0.4a

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison domino sudo apt install domino=<VERSION_BEFORE_5.0> sudo apt-mark hold domino

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

dnf --showduplicates list domino sudo dnf downgrade domino-<VERSION_BEFORE_5.0> sudo dnf versionlock add domino

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-2001-0846?

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

Is CVE-2001-0846 being exploited?

CVE-2001-0846 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-2001-0846 affect?

CVE-2001-0846 affects domino. Severity is high (CVSS 10.0). Lotus Domino 5.x allows remote attackers to read files or execute arbitrary code by requesting the ReplicaID of the Web Administrator template file (webadmin.ntf).

How urgent is CVE-2001-0846?

Priority 60/100. Critical severity; EPSS top 1%: very likely to be exploited

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References

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