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CVE-2026-123488— Craft CMS 4.0.0 before 4.18.9 SQL Injection via Element Search Endpoint

Quick assessment

Affected
craftcms cms
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.

Craft CMS 4.0.0 至 4.18.9 版本（不含 4.18.9）以及 5.0.0 至 5.11.2 版本（不含 5.11.2）在元素搜索（element search）端点中存在无需认证的 SQL 注入漏洞。该漏洞源于 参数未经过滤即被拼接到 SQL 查询中，且受 PDO 模拟预处理（emulated PDO prepares）的影响，允许执行堆叠语句。远程攻击者可借此读取和写入数据库，例如通过设置管理员标志或覆盖 表中的密码哈希值，从而获取管理员权限。

CVSS 9.8 · Critical
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I. Basic Information for CVE-2026-123488

Vulnerability Information
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Vulnerability Title
Craft CMS 4.0.0 before 4.18.9 SQL Injection via Element Search Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Craft CMS 4.0.0 before 4.18.9 and 5.0.0 before 5.11.2 contains an unauthenticated SQL injection vulnerability in the element search endpoint because the attribute parameter is concatenated into the query unsanitized and emulated PDO prepares allow stacked statements. Remote attackers can read and write the database, setting the admin flag or overwriting password hashes in the users table to gain administrator access.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
craftcms cms 4.0.0 ~ 4.18.9 -
craftcms cms 5.0.0 ~ 5.11.2 -

II. Public POCs for CVE-2026-123488

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III. Intelligence Information for CVE-2026-123488

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Other References for CVE-2026-123488 (2)

Same Patch Batch · craftcms · 2026-11-06 · 4 CVEs total

CVE-2026-123490 8.8 HIGH Craft CMS before 5.11.2 Privilege Escalation via getOwners() Sandbox Bypass
CVE-2026-123491 8.2 HIGH Craft CMS 4.0.0 before 4.18.9 Unauthenticated SQL Injection via GraphQL Eager-Load Select
CVE-2026-123489 7.1 HIGH Craft CMS 4.0.0 before 4.18.9 Blind SQL Injection via getNext/getPrev Criteria

IV. Related Vulnerabilities

Same product: cms
Same vendor: craftcms
Same weakness: CWE-89