CVE-2022-38931 — A Server-Side Request Forgery (SSRF) in fetch_net_file_upload function of baijia

A Server-Side Request Forgery (SSRF) in fetch_net_file_upload function of baijiacmsV4 v4.1.4 allows remote attackers to force the application to make arbitrary requests via injection of arbitrary URLs into the url parameter.

01What is this vulnerability?

A Server-Side Request Forgery (SSRF) in fetch_net_file_upload function of baijiacmsV4 v4.1.4 allows remote attackers to force the application to make arbitrary requests via injection of arbitrary URLs into the url parameter.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-09-20T19:58:59.000Z
• Last modified: 2025-05-28T15:54:36.340Z

09References

• github.com — https://github.com/zer0yu/CVE_Request/blob/master/baijiacms/baijiacmsv4_ssrf.md