CVE-2026-32857

Firecrawl Playwright Service SSRF Protection Bypass via Missing Post-Redirect Validation

State
Published
Severity
7.8 High
Published
Mar 26, 2026
Updated
Jul 14, 2026
Reserved
Mar 16, 2026

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Description

Firecrawl version 2.8.0 and prior contain a server-side request forgery (SSRF) protection bypass vulnerability in the Playwright scraping service where network policy validation is applied only to the initial user-supplied URL and not to subsequent redirect destinations. Attackers can supply an externally valid URL that passes validation and returns an HTTP redirect to an internal or restricted resource, allowing the browser to follow the redirect and fetch the final destination without revalidation, thereby gaining access to internal network services and sensitive endpoints. This issue is distinct from CVE-2024-56800, which describes redirect-based SSRF generally. This vulnerability specifically arises from a post-redirect enforcement gap in implemented SSRF protections, where validation is applied only to the initial request and not to the final redirected destination.

Scores

CVSSScoreVectorSource
4.07.8 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:L/SA:LVulnCheck
3.18.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:NVulnCheck

Weaknesses

  • CWE-918 Server-Side request forgery (SSRF)

Affected Products

ProductVersions
FirecrawlFirecrawl
  • 2.8.0 and earlierAffected

References

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