CVE-2025-67727: Parse Server is an open source backend that can be deployed to any infrastructure that runs Node.js

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CRITICAL 9.8REMOTEUPGRADE

CVE-2025-67727 is a critical-severity flaw (CVSS 9.8) affecting parse-server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Parse Server is an open source backend that can be deployed to any infrastructure that runs Node.js. In versions prior to 8.6.0-alpha.2, a GitHub CI workflow is triggered in a way that grants the GitHub Actions workflow elevated permissions, giving it access to GitHub secrets and write permissions which are defined in the workflow. Code from a fork or lifecycle scripts is potentially included. Only the repository's CI/CD infrastructure is affecte

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-94, CWE-269
Published	2025-12-12
Last modified	2026-10-07

Publisher (CNA): GitHub, Inc. · Vendor: parseplatform

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-12-12 07:15 UTCPublished CVE record published
2026-10-07 20:10 UTCUpdated Record last modified

parseplatform parse-server UPGRADE

Affected: <= 8.5.0 · 8.6.0 alpha1

Fixed in: newer than 8.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls parse-server

2. UPGRADE to newer than 8.5.0

npm install parse-server@">8.5.0"

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-67727?

parse-server: upgrade to newer than 8.5.0. Exact commands for each OS are on this page.

Is CVE-2025-67727 being exploited?

CVE-2025-67727 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-67727 affect?

CVE-2025-67727 affects parse-server. Severity is critical (CVSS 9.8). Parse Server is an open source backend that can be deployed to any infrastructure that runs Node.js. In versions prior to 8.6.0-alpha.2, a GitHub CI workflow is triggered in a way that grants the GitHub Actions workflow elevated permissions

How urgent is CVE-2025-67727?

Priority 48/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Node.js vulnerabilities · GitHub vulnerabilities

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CVE-2021-47986 HIGH 7.5 DOWNGRADE Parse Server before 4.10.0 contains a supply chain vulnerability where incorrect version tags were pushed to t
CVE-2026-35200 MEDIUM 5.4 UPGRADE Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js

References

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