Severity by source
AV:N/AC:L/PR:N/UI:R/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:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
4DescriptionCVE.org
Deserialization of Untrusted Data vulnerability in BoldGrid weForms weforms allows Object Injection.This issue affects weForms: from n/a through <= 1.6.26.
AnalysisAI
A PHP object injection vulnerability exists in BoldGrid weForms plugin through version 1.6.26 due to unsafe deserialization of untrusted data, allowing attackers to instantiate arbitrary objects and potentially execute remote code or manipulate application state. This affects WordPress installations using the vulnerable weForms plugin versions, and exploitation requires no authentication based on the deserialization attack vector. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | BoldGrid weForms plugin versions <= 1.6.26. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Although CVSS and EPSS scores are unavailable, this vulnerability warrants a critical severity assessment based on multiple factors. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An unauthenticated attacker crafts a malicious form submission containing a serialized PHP object payload targeting a known gadget chain in WordPress or an installed plugin. The weForms plugin deserializes this payload without validation, instantiating the attacker's object and triggering a chain of magic method calls (__wakeup, __toString, __invoke) that ultimately execute arbitrary PHP code on the server. … |
| Remediation | Immediately upgrade BoldGrid weForms to the latest patched version released after 1.6.26 via the WordPress plugin update mechanism or by downloading from the official BoldGrid/WordPress plugin repository. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 7 days: Identify all affected systems and apply vendor patches promptly. …
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-15828