CVE-2022-4011: A vulnerability was found in Simple History Plugin

This week

MEDIUM 6.5REMOTEMITIGATE

CVE-2022-4011 is a medium-severity flaw (CVSS 6.5) affecting simple history. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in Simple History Plugin. It has been rated as critical. This issue affects some unknown processing of the component Header Handler. The manipulation of the argument X-Forwarded-For leads to improper output neutralization for logs. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-213785 was assigned to this vulnerability.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 36%)
CISA exploited list	No
Weakness	CWE-707, CWE-116
Published	2022-11-16
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: simple history project

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

Am I affected?

Timeline

2022-11-16 08:15 UTCPublished CVE record published
2026-06-17 05:19 UTCUpdated Record last modified

simple history project simple history 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 simple-history || rpm -q simple-history || simple-history --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-2022-4011?

simple history: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-4011 being exploited?

CVE-2022-4011 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-2022-4011 affect?

CVE-2022-4011 affects simple history. Severity is medium (CVSS 6.5). A vulnerability was found in Simple History Plugin. It has been rated as critical. This issue affects some unknown processing of the component Header Handler. The manipulation of the argument X-Forwarded-For leads to improper output neutral

How urgent is CVE-2022-4011?

Priority 49/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2022-45350 MEDIUM 5.8 UPGRADE Improper Neutralization of Formula Elements in a CSV File vulnerability in Pär Thernström Simple History – use

References

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