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CVE-2026-113438

Quick assessment

Affected
Implem Inc. Pleasanter
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.

Pleasanter 提供的组件在特定配置下处理特制请求时，未能正确验证 LDAP 身份验证中的密码。若被利用，攻击者仅需提供有效的登录 ID（无需密码）即可绕过 LDAP 身份验证。由此，攻击者可能以所用账户的权限查看、修改或删除产品中存储的信息。

CVSS 6.9 · Medium EPSS 0.24% · P15

Affected Version Matrix 1

VendorProduct Version RangeStatus
Implem Inc. Pleasanter 1.1.0.0≤ 1.5.9.0 affected
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I. Basic Information for CVE-2026-113438

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Pleasanter provided fails to properly verify passwords in LDAP authentication when processing specially crafted requests under certain configurations. If exploited, an attacker may bypass LDAP authentication by providing only a valid Login ID, without a password. As a result, an attacker may view, alter or delete information stored in the product with the privilege of the account used to log in.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证中关键步骤缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Implem Inc. Pleasanter 1.1.0.0 ~ 1.5.9.0 -

II. Public POCs for CVE-2026-113438

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-113438

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Vendor Advisories for CVE-2026-113438 (1)

Vendor Pages for CVE-2026-113438 (1)

IV. Related Vulnerabilities

Same product: Pleasanter
Same vendor: Implem Inc.
Same weakness: CWE-304