CVE-2026-124318— Treeio through 2.0 Insecure Deserialization RCE via Admin-Editable Pickle Fields

Quick assessment

Affected

treeio treeio

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.

Treeio 2.0 及更早版本存在不安全的反序列化漏洞，该漏洞位于和中。该漏洞允许拥有员工（staff）权限的用户通过未经验证的 pickle 数据执行代码。攻击者可通过 Django 管理后台将精心构造的 base64 编码的 pickle 载荷存储在的字段中；当新闻源（news feeds）被渲染时，该载荷将以 Web 服务器用户的身份执行 Python 代码。

CVSS 7.2 · High Updated Nov 07, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Get alerts for future matching vulnerabilities Log in to subscribe

Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title

Treeio through 2.0 Insecure Deserialization RCE via Admin-Editable Pickle Fields

Source: CVE Program / CVE List V5

Vulnerability Description

Treeio through 2.0 contains an insecure deserialization vulnerability in UpdateRecord.get_format_strings and ModuleSetting.loads that allows staff users to execute code via unverified pickle data. Attackers can store a crafted base64 pickle payload in an UpdateRecord format_strings field through the Django admin, executing Python code as the web server user when news feeds render.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

可信数据的反序列化

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
treeio	treeio	0 ~ 2.0	-

II. Public POCs for CVE-2026-124318

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-124318

请登录查看更多情报信息。

Other References for CVE-2026-124318 (5)

https://github.com/treeio/treeio product
https://github.com/treeio/treeio/issues/165 issue-tracking
https://github.com/treeio/treeio/blob/bae3115f4015aad2cbc5ab45572232ceec990495/treeio/core/models.py#L1265-L1273 technical-description
https://github.com/treeio/treeio/blob/bae3115f4015aad2cbc5ab45572232ceec990495/treeio/core/models.py#L1101-L1109 technical-description
https://www.vulncheck.com/advisories/treeio-through-2.0-insecure-deserialization-rce-via-admin-editable-pickle-fields third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-124318

IV. Related Vulnerabilities

Same weakness: CWE-502