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CVE-2026-111330— JuggleIM im-server through 1.8.16 Weak Password Hashing via Unsalted SHA-1

Quick assessment

Affected
juggleim JuggleIM
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.

JuggleIM im-server 1.8.16 及之前版本存在弱密码哈希漏洞，该漏洞通过 services/accountservice.go 中的 tools.SHA1 工具，以未加盐的 SHA-1 摘要形式存储控制台管理员密码。攻击者如果通过数据库访问或备份获取了 accounts 表，可以使用预计算表（彩虹表）或 GPU 暴力破解方法来破解控制台密码。

CVSS 5.9 · Medium EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1552.004 · Private Keys

Affected Version Matrix 1

VendorProduct Version RangeStatus
juggleim JuggleIM ≤ 1.8.16 affected
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I. Basic Information for CVE-2026-111330

Vulnerability Information
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Vulnerability Title
JuggleIM im-server through 1.8.16 Weak Password Hashing via Unsalted SHA-1
Source: CVE Program / CVE List V5
Vulnerability Description
JuggleIM im-server through 1.8.16 contains a weak password hashing vulnerability that stores admin console passwords as unsalted SHA-1 digests via tools.SHA1 in services/accountservice.go. Attackers who obtain the accounts table through database access or backups can crack console passwords using precomputed tables or GPU brute force.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用具有不充分计算复杂性的口令哈希
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
juggleim JuggleIM 0 ~ 1.8.16 -

II. Public POCs for CVE-2026-111330

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III. Intelligence Information for CVE-2026-111330

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Security Blog Posts for CVE-2026-111330 (1)

Vendor Pages for CVE-2026-111330 (2)

Other References for CVE-2026-111330 (1)

IV. Related Vulnerabilities

Same product: JuggleIM
Same vendor: juggleim
Same weakness: CWE-916

V. Comments for CVE-2026-111330

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