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CVE-2017-6926

20
FAUCET Score

CVE-2017-6926 is a high-severity vulnerability affecting Drupal versions 8.4.x prior to 8.4.5. It allows authenticated users with comment posting permissions to view and comment on content they are not authorized to access. The vulnerability has a CVSS score of 8.1 (High), indicating a network-based attack with low complexity, requiring low privileges, and leading to high confidentiality and integrity impacts. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.4.0, < 8.4.5CPE matchmatch criteria
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 63rd percentile among its peer group of 17,829 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 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 (4)

composerpatch availablevia ghsa
Product: drupal/coreFixed in: 8.4.5
composerpatch availablevia ghsa
Product: drupal/coreFixed in: 7.57
composerpatch availablevia ghsa
Product: drupal/drupalFixed in: 8.4.5
composerpatch availablevia ghsa
Product: drupal/drupalFixed in: 7.57

Vendor Advisories (1)

composerGHSA-2p28-5mvp-2j2rhigh

Drupal Comment reply form allows access to restricted content

May 14, 2022

References

drupal.org / sa-core-2018-001
Vendor Advisory