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Fencer Vulns
medium 5.4

CVE-2022-44875 json

KioWare through 8.33 on Windows sets KioScriptingUrlACL.AclActions.AllowHigh for the about:blank origin, which allows attackers to obtain S…

published 2023-03-06 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-47805

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

KioWare through 8.33 on Windows sets KioScriptingUrlACL.AclActions.AllowHigh for the about:blank origin, which allows attackers to obtain SYSTEM access via KioUtils.Execute in JavaScript code.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/olnor18/writeup/tree/master/CVE/CVE-2022-44875 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.