CVE-2026-97257— WordPress Simple Event Planner plugin <= 1.5.7 - PHP Object Injection vulnerability
Quick assessment
Affected
PressTigers Simple Event Planner
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
PressTigers Simple Event Planner 中的“不受信任数据的反序列化”漏洞允许对象注入。此漏洞影响 Simple Event Planner 的所有版本，从 n/a 到 1.5.7。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1203 · Exploitation for Client ExecutionAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| PressTigers | Simple Event Planner | ≤ 1.5.7 |
affected |
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I. Basic Information for CVE-2026-97257
Vulnerability Information
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Vulnerability Title
WordPress Simple Event Planner plugin <= 1.5.7 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| PressTigers | Simple Event Planner | 0 ~ 1.5.7 | - |
|
II. Public POCs for CVE-2026-97257
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-97257 (1)
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V. Comments for CVE-2026-97257
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