SQL Injection in Weaver Network Co., Ltd. E-Cology 8.0
CVE-2022-50997
Weaver (Fanwei) E-cology 8.0 and 9.0 contains a SQL injection vulnerability in the HrmCareerApplyPerView.jsp endpoint that allows unauthenticated remote attackers to extract arbitrary data from the backend database by manipulating the id GET parameter. Attackers can send a single crafted GET request with UNION-based injection payloads through the unsanitized id parameter to retrieve arbitrary data from the Microsoft SQL Server backend. This vulnerability is potentially remediated in software version 10.53 or 10.54. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-18 (UTC).
Vulnerability class: SQL Injection
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (47.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.002
Affected products
- Weaver Network Co., Ltd. E-Cology 8.0 — versions 0
- Weaver Network Co., Ltd. E-Cology 9.0 — versions 0
Weakness classification (CWE)
References
- www.weaver.com.cn/cs/securityDownload.html (patch)
- www.weaver.com.cn/cs/ecology_full_log_en.html (release-notes)
- peiqi.wgpsec.org/wiki/oa/泛微OA/泛微OA E-Cology HrmCareerApplyPerView.jsp SQL注入漏洞.h… (technical-description, exploit)
- cn-sec.com/archives/1211578.html (third-party-advisory)
- www.vulncheck.com/advisories/weaver-e-cology-sql-injection-via-hrmcareerapplype… (third-party-advisory)
Frequently asked questions
- What is CVE-2022-50997?
- CVE-2022-50997 is a high-severity vulnerability in Weaver Network Co., Ltd. E-Cology 8.0, classified under SQL Injection. CVSS score: 7.5/10. Published 2026-08-11.
- How severe is CVE-2022-50997?
- High severity. CVSS v3 base score is 7.5 out of 10.