Vulnerability-Lookup

CNVD-2026-32209

Vulnerability from cnvd - Published: 2026-08-17

Title

WordPress Ajax Search Lite PHP对象注入漏洞

Description

WordPress Ajax Search Lite是一款由wpdreams开发的免费WordPress插件，通过AJAX技术实现‌实时输入即显结果‌的搜索体验，可替代默认搜索并支持自定义内容类型与字段。 WordPress Ajax Search Lite存在PHP对象注入漏洞，该漏洞源于Ajax Search Lite在对用户提供的序列化数据进行反序列化时缺乏严格的数据验证，攻击者可利用该漏洞在无需身份认证的情况下注入恶意PHP对象，实现远程代码执行，从而完全控制受影响的WordPress站点。

Severity

高

Patch Name

WordPress Ajax Search Lite PHP对象注入漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级程序修复该安全问题，详情见厂商官网: https://wordpress.org/plugins/ajax-search-lite/

Reference

https://patchstack.com/database/wordpress/plugin/ajax-search-lite/vulnerability/wordpress-ajax-search-lite-plugin-4-14-4-php-object-injection-vulnerability?_s_id=cve

Impacted products

Name
WordPress Ajax Search Lite <=4.14.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-28139",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-28139"
    }
  },
  "description": "WordPress Ajax Search Lite\u662f\u4e00\u6b3e\u7531wpdreams\u5f00\u53d1\u7684\u514d\u8d39WordPress\u63d2\u4ef6\uff0c\u901a\u8fc7AJAX\u6280\u672f\u5b9e\u73b0\u200c\u5b9e\u65f6\u8f93\u5165\u5373\u663e\u7ed3\u679c\u200c\u7684\u641c\u7d22\u4f53\u9a8c\uff0c\u53ef\u66ff\u4ee3\u9ed8\u8ba4\u641c\u7d22\u5e76\u652f\u6301\u81ea\u5b9a\u4e49\u5185\u5bb9\u7c7b\u578b\u4e0e\u5b57\u6bb5\u3002\n\nWordPress Ajax Search Lite\u5b58\u5728PHP\u5bf9\u8c61\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eAjax Search Lite\u5728\u5bf9\u7528\u6237\u63d0\u4f9b\u7684\u5e8f\u5217\u5316\u6570\u636e\u8fdb\u884c\u53cd\u5e8f\u5217\u5316\u65f6\u7f3a\u4e4f\u4e25\u683c\u7684\u6570\u636e\u9a8c\u8bc1\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u65e0\u9700\u8eab\u4efd\u8ba4\u8bc1\u7684\u60c5\u51b5\u4e0b\u6ce8\u5165\u6076\u610fPHP\u5bf9\u8c61\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\uff0c\u4ece\u800c\u5b8c\u5168\u63a7\u5236\u53d7\u5f71\u54cd\u7684WordPress\u7ad9\u70b9\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51:\r\nhttps://wordpress.org/plugins/ajax-search-lite/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-32209",
  "openTime": "2026-08-17",
  "patchDescription": "WordPress Ajax Search Lite\u662f\u4e00\u6b3e\u7531wpdreams\u5f00\u53d1\u7684\u514d\u8d39WordPress\u63d2\u4ef6\uff0c\u901a\u8fc7AJAX\u6280\u672f\u5b9e\u73b0\u200c\u5b9e\u65f6\u8f93\u5165\u5373\u663e\u7ed3\u679c\u200c\u7684\u641c\u7d22\u4f53\u9a8c\uff0c\u53ef\u66ff\u4ee3\u9ed8\u8ba4\u641c\u7d22\u5e76\u652f\u6301\u81ea\u5b9a\u4e49\u5185\u5bb9\u7c7b\u578b\u4e0e\u5b57\u6bb5\u3002\r\n\r\nWordPress Ajax Search Lite\u5b58\u5728PHP\u5bf9\u8c61\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eAjax Search Lite\u5728\u5bf9\u7528\u6237\u63d0\u4f9b\u7684\u5e8f\u5217\u5316\u6570\u636e\u8fdb\u884c\u53cd\u5e8f\u5217\u5316\u65f6\u7f3a\u4e4f\u4e25\u683c\u7684\u6570\u636e\u9a8c\u8bc1\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u65e0\u9700\u8eab\u4efd\u8ba4\u8bc1\u7684\u60c5\u51b5\u4e0b\u6ce8\u5165\u6076\u610fPHP\u5bf9\u8c61\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\uff0c\u4ece\u800c\u5b8c\u5168\u63a7\u5236\u53d7\u5f71\u54cd\u7684WordPress\u7ad9\u70b9\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "WordPress Ajax Search Lite PHP\u5bf9\u8c61\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "WordPress Ajax Search Lite \u003c=4.14.4"
  },
  "referenceLink": "https://patchstack.com/database/wordpress/plugin/ajax-search-lite/vulnerability/wordpress-ajax-search-lite-plugin-4-14-4-php-object-injection-vulnerability?_s_id=cve",
  "serverity": "\u9ad8",
  "submitTime": "2026-08-12",
  "title": "WordPress Ajax Search Lite PHP\u5bf9\u8c61\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2026-28139 (GCVE-0-2026-28139)

Vulnerability from cvelistv5 – Published: 2026-08-06 14:27 – Updated: 2026-08-06 14:46

Title

WordPress Ajax Search Lite plugin <= 4.14.4 - PHP Object Injection vulnerability

Summary

Unauthenticated PHP Object Injection in Ajax Search Lite <= 4.14.4 versions.

Severity

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-06 14:46 UTC

CWE

CWE-502 - Deserialization of Untrusted Data

Assigner

Patchstack mitre root

References

1 reference

URL	Tags
https://patchstack.com/database/wordpress/plugin/…	vdb-entry

Impacted products

1 product

Vendor	Product	Version
wpdreams	Ajax Search Lite	Affected: n/a , ≤ 4.14.4 (custom)

Credits

hhhai | Patchstack Bug Bounty Program

Show details on NVD website

JSON

To clipboard

{
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        "metrics": [
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                "id": "CVE-2026-28139",
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                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-06T14:46:40.832492Z",
                "version": "2.0.3"
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      "metrics": [
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CNVD-2026-32209

CVE-2026-28139 (GCVE-0-2026-28139)

Tags

Sightings

Nomenclature