Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-8759— xiandafu beetl SpELFunction SpELFunction.java expression language injection

Quick assessment

Affected
xiandafu beetl
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.

Beetl是xiandafu个人开发者的一个高速模板引擎。 Beetl 3.20.2及之前版本存在输入验证错误漏洞，该漏洞源于SpELFunction组件中SpELFunction.java文件的未知函数存在表达式语言语句中特殊元素中和不当。攻击者可能远程利用此漏洞。

CVSS 7.3 · High EPSS 0.41% · P35

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
xiandafu beetl 3.20.0 affected
3.20.1 affected
3.20.2 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-8759

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
xiandafu beetl SpELFunction SpELFunction.java expression language injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in xiandafu beetl up to 3.20.2. Affected is an unknown function of the file beetl-classic-integration/beetl-spring-classic/src/main/java/org/beetl/ext/spring/SpELFunction.java of the component SpELFunction. The manipulation leads to improper neutralization of special elements used in an expression language statement. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
表达式语言语句中使用的特殊元素转义处理不恰当(表达式语言注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Beetl 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Beetl是xiandafu个人开发者的一个高速模板引擎。 Beetl 3.20.2及之前版本存在输入验证错误漏洞，该漏洞源于SpELFunction组件中SpELFunction.java文件的未知函数存在表达式语言语句中特殊元素中和不当。攻击者可能远程利用此漏洞。
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
xiandafu beetl 3.20.0 cpe:2.3:a:xiandafu:beetl:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-8759

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-8759

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-8759 (1)

Other References for CVE-2026-8759 (1)

IV. Related Vulnerabilities

Same vendor: xiandafu
Same weakness: CWE-917