CVE-2021-29501: Ticketer is a command based ticket system cog (plugin) for the red discord bot

Q: How do I fix CVE-2021-29501?

dav-cogs: upgrade to 1.0.1. Exact commands for each OS are on this page.

Q: Is CVE-2021-29501 being exploited?

CVE-2021-29501 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-29501 affect?

CVE-2021-29501 affects dav-cogs. Severity is high (CVSS 8.1). Ticketer is a command based ticket system cog (plugin) for the red discord bot. A vulnerability allowing discord users to expose sensitive information has been found in the Ticketer cog. Please upgrade to version 1.0.1 as soon as possible.

This month

HIGH 8.1UPGRADE

CVE-2021-29501 is a high-severity flaw (CVSS 8.1) affecting dav-cogs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Ticketer is a command based ticket system cog (plugin) for the red discord bot. A vulnerability allowing discord users to expose sensitive information has been found in the Ticketer cog. Please upgrade to version 1.0.1 as soon as possible. As a workaround users may unload the ticketer cog to disable the exploitable code.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2021-05-10
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: dav-cogs project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-05-10 17:15 UTCPublished CVE record published
2026-06-17 03:47 UTCUpdated Record last modified

dav-cogs project dav-cogs UPGRADE

Affected: < 1.0.1

Fixed in: 1.0.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy dav-cogs || rpm -q dav-cogs || dav-cogs --version

2. UPGRADE to 1.0.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade dav-cogs

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade dav-cogs

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2021-29501?

dav-cogs: upgrade to 1.0.1. Exact commands for each OS are on this page.

Is CVE-2021-29501 being exploited?

CVE-2021-29501 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-2021-29501 affect?

CVE-2021-29501 affects dav-cogs. Severity is high (CVSS 8.1). Ticketer is a command based ticket system cog (plugin) for the red discord bot. A vulnerability allowing discord users to expose sensitive information has been found in the Ticketer cog. Please upgrade to version 1.0.1 as soon as possible.

How urgent is CVE-2021-29501?

Priority 43/100. High severity

Software pages

Discord vulnerabilities

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References

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