REST API can bypass comment approval - Access Bypass - Moderately Critical
Published Jan 15, 2019
7.4
HIGHCVSS 3.0
EPSS 2.10%
Description
In Drupal 8 prior to 8.3.7; When using the REST API, users without the correct permission can post comments via REST that are approved even if the user does not have permission to post approved comments. This issue only affects sites that have the RESTful Web Services (rest) module enabled, the comment entity REST resource enabled, and where an attacker can access a user account on the site with permissions to post comments, or where anonymous users can post comments.
Affected products
-
- Version Drupal 8StatusaffectedConstraints<8.3.7
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Drupal | Drupal Core | n/a |
|
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:N
AV:N/AC:M/Au:N/C:P/I:P/A:N
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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.10% (0.02102) | 81.04th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.10% (0.02102) | 79.23th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.57% (0.00569) | 78.05th | v3 (v2023.03.01) |
| Jul 17, 2024 | 0.57% (0.00569) | 78.04th | v3 (v2023.03.01) |
| Jun 7, 2024 | 0.54% (0.00539) | 77.25th | v3 (v2023.03.01) |
| Feb 13, 2024 | 0.95% (0.00953) | 82.71th | v3 (v2023.03.01) |
| Jan 9, 2024 | 0.97% (0.00968) | 81.62th | v3 (v2023.03.01) |
| May 8, 2023 | 1.26% (0.01260) | 83.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.02% (0.02016) | 87.09th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.88% (0.00884) | 25.39th | v1 |
| Jan 6, 2022 | 0.88% (0.00884) | 24.77th | v1 |
| Sep 1, 2021 | 0.88% (0.00884) | 59.15th | v1 |
| Apr 14, 2021 | 0.88% (0.00884) | 0.00th | v1 |
References (8)
- http://www.securityfocus.com/bid/100368 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039200 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2017-6924.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2017-6924.yaml
- https://github.com/advisories/GHSA-p8g6-5mg7-9r5q Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-6924
- https://www.drupal.org/SA-CORE-2017-004
- https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-08-16/drupal-core-multiple x_refsource_CONFIRMMitigationVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/100368 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1039200 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2017-6924.yaml | ||
| https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2017-6924.yaml | ||
| https://github.com/advisories/GHSA-p8g6-5mg7-9r5q | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-6924 | ||
| https://www.drupal.org/SA-CORE-2017-004 | ||
| https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-08-16/drupal-core-multiple | x_refsource_CONFIRMMitigationVendor Advisory |
Change history (0)
No recorded changes yet.