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CVE-2026-78280— WordPress Hash Form plugin <= 1.4.0 - Cross Site Request Forgery (CSRF) vulnerability

Quick assessment

Affected
HashThemes Hash Form
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.

WordPress Hash Form是WordPress基金会开源的一款表单构建插件。 WordPress Hash Form 1.4.0及之前版本存在跨站请求伪造漏洞，该漏洞源于容易受到跨站请求伪造攻击。

CVSS 4.3 · Medium EPSS 0.14% · P3

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
HashThemes Hash Form n/a≤ 1.4.0 affected
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I. Basic Information for CVE-2026-78280

Vulnerability Information
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Vulnerability Title
WordPress Hash Form plugin <= 1.4.0 - Cross Site Request Forgery (CSRF) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Cross Site Request Forgery (CSRF) in Hash Form <= 1.4.0 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Hash Form 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Hash Form是WordPress基金会开源的一款表单构建插件。 WordPress Hash Form 1.4.0及之前版本存在跨站请求伪造漏洞，该漏洞源于容易受到跨站请求伪造攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
HashThemes Hash Form n/a ~ 1.4.0 -

II. Public POCs for CVE-2026-78280

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III. Intelligence Information for CVE-2026-78280

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Other References for CVE-2026-78280 (1)

IV. Related Vulnerabilities

Same product: Hash Form
Same vendor: HashThemes
Same weakness: CWE-352

V. Comments for CVE-2026-78280

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