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CVE-2026-97257 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-97257

CVE-2026-97257

HIGH8.8

WordPress Simple Event Planner plugin <= 1.5.7 - PHP Object Injection vulnerability

Published Oct 5, 2026

Modified Today

Details

Deserialization of Untrusted Data vulnerability in PressTigers Simple Event Planner simple-event-planner allows Object Injection.This issue affects Simple Event Planner: from n/a through 1.5.7.

References

https://patchstack.com/database/wordpress/plugin/simple-event-planner/vulnerability/wordpress-simple-event-planner-plugin-1-5-7-php-object-injection-vulnerability?_s_id=cve

https://www.cve.org/CVERecord?id=CVE-2026-97257

CVSS Analysis

CVSS v3.1

8.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

8.8/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

Serialization

Deserialization of Untrusted Data

Ecosystems

Timeline

PublishedOct 5, 2026

ModifiedOct 6, 2026