CVE-2022-4400: A vulnerability was found in zbl1996 FS-Blog and classified as problematic

Routine

LOW 3.5MITIGATE

CVE-2022-4400 is a low-severity flaw (CVSS 3.5) affecting fs-blog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in zbl1996 FS-Blog and classified as problematic. This issue affects some unknown processing of the component Title Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The associated identifier of this vulnerability is VDB-215267.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-707, CWE-79
Published	2022-12-11
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: fs-blog project

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

Am I affected?

Timeline

2022-12-11 08:15 UTCPublished CVE record published
2026-06-17 05:20 UTCUpdated Record last modified

fs-blog project fs-blog MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy fs-blog || rpm -q fs-blog || fs-blog --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2022-4400?

fs-blog: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-4400 being exploited?

CVE-2022-4400 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-2022-4400 affect?

CVE-2022-4400 affects fs-blog. Severity is low (CVSS 3.5). A vulnerability was found in zbl1996 FS-Blog and classified as problematic. This issue affects some unknown processing of the component Title Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The

How urgent is CVE-2022-4400?

Priority 21/100. No elevated risk signals yet.

References

← Back to latest CVEs