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Fencer Vulns
medium 6.5

CVE-2022-4011 json

Simple History Plugin Header neutralization for logs

published 2022-11-16 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-51392

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

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.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

1.05% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • drive.google.com https://drive.google.com/file/d/142cPciqIhNbfKhhxIwbrYFTegLvnwin_/view referenced PoC, tagged "exploit" by a source, unverified
  • drive.google.com https://drive.google.com/file/d/1AJXip8UG_ADbxtokPzAb61-lEg-xLebZ/view referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • unspecified Simple History Plugin

Classification

Weakness
  • CWE-707 Improper Neutralization
  • CWE-116 Improper Encoding or Escaping of Output
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.