Jerome Gamez Firebase Admin SDK for PHP version from 3.2.0 to 3.8.0 contains a Incorrect Access Control vulnerability in src/Firebase/Auth/IdTokenVerifier.php does not verify for token signature that can result in JWT with any email address and user ID could be forged from an actual token, or from thin air
Published Feb 9, 2018
8.1
HIGHCVSS 3.0
EPSS 1.31%
Description
Jerome Gamez Firebase Admin SDK for PHP version from 3.2.0 to 3.8.0 contains a Incorrect Access Control vulnerability in src/Firebase/Auth/IdTokenVerifier.php does not verify for token signature that can result in JWT with any email address and user ID could be forged from an actual token, or from thin air. This attack appear to be exploitable via Attacker would only need to know email address of the victim on most cases.. This vulnerability appears to have been fixed in 3.8.1.
Affected products
No data.
- ≥ 3.2.0 · ≤ 3.8.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.31% (0.01310) | 69.64th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.31% (0.01310) | 69.36th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.24% (0.00245) | 64.95th | v3 (v2023.03.01) |
| Feb 28, 2024 | 0.24% (0.00245) | 63.70th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.24% (0.00245) | 61.70th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.23% (0.00234) | 59.68th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.62% (0.00624) | 17.80th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
References (5)
- https://github.com/FriendsOfPHP/security-advisories/blob/master/kreait/firebase-php/CVE-2018-1000025.yaml
- https://github.com/advisories/GHSA-4gjj-r7w8-42cq Advisory
- https://github.com/kreait/firebase-php/pull/151 x_refsource_CONFIRMThird Party Advisory
- https://github.com/kreait/firebase-php/releases/tag/3.8.1 x_refsource_CONFIRMRelease NotesThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-1000025
| Link | Providers | Tags |
|---|---|---|
| https://github.com/FriendsOfPHP/security-advisories/blob/master/kreait/firebase-php/CVE-2018-1000025.yaml | ||
| https://github.com/advisories/GHSA-4gjj-r7w8-42cq | Advisory | |
| https://github.com/kreait/firebase-php/pull/151 | x_refsource_CONFIRMThird Party Advisory | |
| https://github.com/kreait/firebase-php/releases/tag/3.8.1 | x_refsource_CONFIRMRelease NotesThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-1000025 |
Change history (0)
No recorded changes yet.