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CVE-2026-77132— TYPO3 CMS - Information Disclosure via Backend Localization Wizard

Quick assessment

Affected
TYPO3 TYPO3 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.

TYPO3 CMS是TYPO3组织的一款企业级内容管理系统。 TYPO3 CMS 10.0.0版本至10.4.59版本、11.0.0版本至11.5.53版本、12.0.0版本至12.4.48版本、13.0.0版本至13.4.34版本和14.0.0版本至14.3.6版本存在安全漏洞，该漏洞源于后端本地化向导所使用的多个AJAX路由未执行授权检查，可能导致经过身份验证的低权限后端用户访问其允许范围之外的记录和内容元素信息。利用该漏洞需要低权限后端用户账户。

CVSS 5.3 · Medium EPSS 0.43% · P36

Possible ATT&CK Techniques 1 AI

T1210 · Exploitation of Remote Services

Affected Version Matrix 5

VendorProduct Version RangeStatus
TYPO3 TYPO3 CMS 10.0.0< 10.4.60 affected
11.0.0< 11.5.54 affected
12.0.0< 12.4.49 affected
13.0.0< 13.4.35 affected
14.0.0< 14.3.7 affected
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I. Basic Information for CVE-2026-77132

Vulnerability Information
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Vulnerability Title
TYPO3 CMS - Information Disclosure via Backend Localization Wizard
Source: CVE Program / CVE List V5
Vulnerability Description
It has been discovered that several AJAX routes used for the backend localization wizard failed to perform authorization checks. This allowed authenticated, low-privileged backend users to access information about records and content elements that fall outside of their permitted range. Exploiting this vulnerability requires a low-privileged backend user account. This issue affects TYPO3 CMS versions 10.0.0-10.4.59, 11.0.0-11.5.53, 12.0.0-12.4.48, 13.0.0-13.4.34 and 14.0.0-14.3.6.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
TYPO3 CMS 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TYPO3 CMS是TYPO3组织的一款企业级内容管理系统。 TYPO3 CMS 10.0.0版本至10.4.59版本、11.0.0版本至11.5.53版本、12.0.0版本至12.4.48版本、13.0.0版本至13.4.34版本和14.0.0版本至14.3.6版本存在安全漏洞，该漏洞源于后端本地化向导所使用的多个AJAX路由未执行授权检查，可能导致经过身份验证的低权限后端用户访问其允许范围之外的记录和内容元素信息。利用该漏洞需要低权限后端用户账户。
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
TYPO3 TYPO3 CMS 10.0.0 ~ 10.4.60 -

II. Public POCs for CVE-2026-77132

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III. Intelligence Information for CVE-2026-77132

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Patches & Fixes for CVE-2026-77132 (3)

Vendor Advisories for CVE-2026-77132 (1)

IV. Related Vulnerabilities

Same product: TYPO3 CMS
Same vendor: TYPO3
Same weakness: CWE-862

V. Comments for CVE-2026-77132

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