Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-1000025

24
FAUCET Score

CVE-2018-1000025 describes an Incorrect Access Control vulnerability in Jerome Gamez Firebase Admin SDK for PHP versions 3.2.0 to 3.8.0. The vulnerability, located in src/Firebase/Auth/IdTokenVerifier.php, fails to verify token signatures, allowing attackers to forge JWTs with arbitrary email addresses and user IDs. This high-severity vulnerability (CVSS 8.1) is exploitable remotely with high impact on confidentiality, integrity, and availability, requiring only knowledge of the victim's email in most cases. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.2.0, <= 3.8.0CPE matchmatch criteria
cpe:2.3:a:firebase_admin_sdk_for_php_project:firebase_admin_sdk_for_php:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.31%
Probability of exploitation in next 30 days
EPSS Percentile
67.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0131 is in the 28th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

composerpatch availablevia ghsa
Product: kreait/firebase-phpFixed in: 3.8.1

Vendor Advisories (1)

composerGHSA-4gjj-r7w8-42cqhigh

Jerome Gamez Firebase Admin SDK for PHP Incorrect Access Control vulnerability

May 13, 2022

References

github.com / kreait/firebase-php/pull/151
Third Party Advisory
github.com / kreait/firebase-php/releases/tag/3.8.1
Release NotesThird Party Advisory