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CVE-2020-4061

16
FAUCET Score

CVE-2020-4061 describes a self-XSS vulnerability in the Froala rich text editor used in October CMS versions 1.0.319 through 1.0.466. An authenticated attacker could exploit this by tricking a user into pasting malicious content copied from a crafted website into the editor. This medium-severity vulnerability (CVSS 5.4) has a low attack complexity and requires user interaction, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0.319, < 1.0.467CPE matchmatch criteria
cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

3.7LOW

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
1.2
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.82%
Probability of exploitation in next 30 days
EPSS Percentile
53.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0082 is in the 88th percentile among its peer group of 15,239 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, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: october/backendFixed in: 1.0.467
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-3pc2-fm7p-q2vglow

Cross-site Scripting in October

Jul 2, 2020

References

github.com / octobercms/october/commit/b384954a29b89117e1c0d6035b3ede4f46df67c5
PatchThird Party Advisory
github.com / octobercms/october/security/advisories/GHSA-3pc2-fm7p-q2vg
Third Party Advisory
research.securitum.com / the-curious-case-of-copy-paste
ExploitThird Party Advisory