PHP
CVE-2026-22421
HIGH
Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionCVE.org
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in AncoraThemes Quantum quantum allows PHP Local File Inclusion.This issue affects Quantum: from n/a through <= 1.0.
AnalysisAI
AncoraThemes Quantum theme versions up to 1.0 contain a local file inclusion vulnerability that enables attackers to read arbitrary files from the server through improper input validation in file inclusion functions. An unauthenticated remote attacker can exploit this to access sensitive configuration files and potentially execute arbitrary code on affected WordPress installations. No patch is currently available, though the vulnerability has a low exploit probability (0.2% EPSS).
Technical ContextAI
Classified as CWE-98 (PHP Remote File Inclusion). Affects AncoraThemes Quantum quantum. Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in AncoraThemes Quantum quantum allows PHP Local File Inclusion.This issue affects Quantum: from n/a through <= 1.0.
Affected ProductsAI
Product: AncoraThemes Quantum quantum.
RemediationAI
Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.
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Same weakness CWE-98 – PHP Remote File Inclusion
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External POC / Exploit Code
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