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GHSA-rvpw-p7vw-wj3m — @opennextjs/cloudflare

Fix: cloudflare/workers-sdk#9608

GHSA-rvpw-p7vw-wj3m is a Server-Side Request Forgery (SSRF) vulnerability in @opennextjs/cloudflare. A fix is available for @opennextjs/cloudflare — see the affected versions and patch details below.

OpenNext for Cloudflare (opennextjs-cloudflare) has a SSRF vulnerability via /_next/image endpoint

Published
Jun 16, 2025
Updated
Mar 16, 2026
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Sep 24, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for GHSA-rvpw-p7vw-wj3m.

EPSS Exploitation Probability

via FIRST.org ↗
1.0%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs60th percentile — riskier than 60% of all scored CVEsHighest risk

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Real-World Exposure

1 pkg affected

How broadly this vulnerability is actually deployed: weekly install volume shows current usage, and reverse-dependency count shows how many other packages break if it stays unpatched.

10other npm packages depend on this — each one inherits the vulnerability until it's patched upstream
@opennextjs/cloudflarenpm
950Kdownloads / week

Description

A Server-Side Request Forgery (SSRF) vulnerability was identified in the @opennextjs/cloudflare package.

The vulnerability stems from an unimplemented feature in the Cloudflare adapter for Open Next, which allowed unauthenticated users to proxy arbitrary remote content via the /_next/image endpoint.

This issue allowed attackers to load remote resources from arbitrary hosts under the victim site’s domain for any site deployed using the Cloudflare adapter for Open Next. For example: https://victim-site.com/_next/image?url=https://attacker.com. In this example, attacker-controlled content from attacker.com is served through the victim site’s domain (victim-site.com), violating the same-origin policy and potentially misleading users or other services.

Impact

  • SSRF via unrestricted remote URL loading
  • Arbitrary remote content loading
  • Potential internal service exposure or phishing risks through domain abuse

Mitigation

The following mitigations have been put in place:

Server side updates to Cloudflare’s platform to restrict the content loaded via the /_next/image endpoint to images. The update automatically mitigates the issue for all existing and any future sites deployed to Cloudflare using the affected version of the Cloudflare adapter for Open Next

Root cause fix: Pull request https://github.com/opennextjs/opennextjs-cloudflare/pull/727 to the Cloudflare adapter for Open Next. The patched version of the adapter is found here @opennextjs/[email protected]

Package dependency update: Pull request https://github.com/cloudflare/workers-sdk/pull/9608 to create-cloudflare (c3) to use the fixed version of the Cloudflare adapter for Open Next. The patched version of create-cloudflare is found at [email protected].

In addition to the automatic mitigation deployed on Cloudflare’s platform, we encourage affected users to upgrade to @opennext/cloudflare v1.3.0 and use the remotePatterns filter in Next config if they need to allow-list external urls with images assets.

Credits

Disclosed responsibly by security researcher Edward Coristine. Thank you for the report.

References

https://www.cve.org/cverecord?id=CVE-2025-6087

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
📦npm@opennextjs/cloudflareall versions1.3.0npm install @opennextjs/cloudflare@1.3.0

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for @opennextjs/cloudflare, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update @opennextjs/cloudflare to 1.3.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-rvpw-p7vw-wj3m is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like GHSA-rvpw-p7vw-wj3m can be triaged on real exposure rather than presence alone.

Tailored to GHSA-rvpw-p7vw-wj3m. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

A Server-Side Request Forgery (SSRF) vulnerability was identified in the @opennextjs/cloudflare package. The vulnerability stems from an unimplemented feature in the Cloudflare adapter for Open Next, which allowed unauthenticated users to proxy arbitrary remote content via the `/_next/image` endpoint. This issue allowed attackers to load remote resources from arbitrary hosts under the victim site’s domain for any site deployed using the Cloudflare adapter for Open Next. For example: `https://victim-site.com/_next/image?url=https://attacker.com`. In this example, attacker-controlled conten
O3 Security · Impact-Aware SCA

Is GHSA-rvpw-p7vw-wj3m in your dependencies?

O3 Security finds GHSA-rvpw-p7vw-wj3m across npm dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.

GHSA-rvpw-p7vw-wj3m: SSRF | O3 Security