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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-111687— WeRSS (we-mp-rss) through 1.5.3 RCE via template Parameter in /rss Endpoint

Quick assessment

Affected
rachelos we-mp-rss
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.

WeRSS（we-mp-rss）1.5.3 及更早版本存在远程代码执行漏洞。未认证的攻击者可通过公开 GET 接口 中的 参数执行任意代码。攻击者可以提供一个非内置的 值，并结合包含 的模板，利用对象子类遍历绕过 函数的黑名单限制，从而以服务账户身份执行操作系统命令。

CVSS 9.8 · Critical EPSS 1.00% · P62

Affected Version Matrix 1

VendorProduct Version RangeStatus
rachelos we-mp-rss ≤ 1.5.3 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-111687

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
WeRSS (we-mp-rss) through 1.5.3 RCE via template Parameter in /rss Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
WeRSS (we-mp-rss) through 1.5.3 contains a remote code execution vulnerability that allows unauthenticated attackers to run code via the template parameter of the public GET /rss/{feed_id} endpoint. Attackers can supply a non-built-in ext value and a {{=expression}} template whose object-subclass traversal bypasses the eval denylist to run OS commands as the service account.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
动态执行代码中指令转义处理不恰当(Eval注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
rachelos we-mp-rss 0 ~ 1.5.3 -

II. Public POCs for CVE-2026-111687

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-111687

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-111687 (1)

Proof of Concept for CVE-2026-111687 (2)

IV. Related Vulnerabilities

Same product: we-mp-rss
Same vendor: rachelos
Same weakness: CWE-95

V. Comments for CVE-2026-111687

No comments yet

Leave a comment