CVE-2021-4267: A vulnerability classified as problematic was found in tad_discuss

Q: How do I fix CVE-2021-4267?

tad discuss: upgrade to 2021-03-23. Exact commands for each OS are on this page.

Q: Is CVE-2021-4267 being exploited?

CVE-2021-4267 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-2021-4267 affect?

CVE-2021-4267 affects tad discuss. Severity is low (CVSS 3.5). A vulnerability classified as problematic was found in tad_discuss. Affected by this vulnerability is an unknown functionality. The manipulation of the argument DiscussTitle leads to cross site scripting. The attack can be launched remotely

Q: How urgent is CVE-2021-4267?

Priority 23/100. No elevated risk signals yet.

Routine

LOW 3.5UPGRADE

CVE-2021-4267 is a low-severity flaw (CVSS 3.5) affecting tad discuss. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as problematic was found in tad_discuss. Affected by this vulnerability is an unknown functionality. The manipulation of the argument DiscussTitle leads to cross site scripting. The attack can be launched remotely. The name of the patch is af94d034ff8db642d05fd8788179eab05f433958. It is recommended to apply a patch to fix this issue. The identifier VDB-216469 was assigned to this vulnerability.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Weakness	CWE-707, CWE-79
Published	2022-12-21
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: tad discuss project

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

Am I affected?

Timeline

2022-12-21 19:15 UTCPublished CVE record published
2026-06-17 04:19 UTCUpdated Record last modified

tad discuss project tad discuss UPGRADE

Affected: < 2021-03-23

Fixed in: 2021-03-23

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy tad-discuss || rpm -q tad-discuss || tad-discuss --version

2. UPGRADE to 2021-03-23 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tad-discuss

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tad-discuss

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-2021-4267?

tad discuss: upgrade to 2021-03-23. Exact commands for each OS are on this page.

Is CVE-2021-4267 being exploited?

CVE-2021-4267 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-2021-4267 affect?

CVE-2021-4267 affects tad discuss. Severity is low (CVSS 3.5). A vulnerability classified as problematic was found in tad_discuss. Affected by this vulnerability is an unknown functionality. The manipulation of the argument DiscussTitle leads to cross site scripting. The attack can be launched remotely

How urgent is CVE-2021-4267?

Priority 23/100. No elevated risk signals yet.

References

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