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CVE-2019-12205

21
FAUCET Score

CVE-2019-12205 describes a reflected cross-site scripting (XSS) vulnerability affecting SilverStripe versions up to 4.3.3, specifically within its Flash Clipboard functionality. With a CVSS score of 6.1 (Medium), this vulnerability requires user interaction (UI:R) and can lead to low impact on confidentiality and integrity (C:L/I:L) if exploited. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.3.3CPE matchmatch criteria
cpe:2.3:a:silverstripe:silverstripe:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.88%
Probability of exploitation in next 30 days
EPSS Percentile
55.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0088 is in the 66th percentile among its peer group of 26,234 CVEs.

Social Chatter

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

Remediation

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: silverstripe/frameworkFixed in: 4.3.5
composerpatch availablevia ghsa
Product: silverstripe/adminFixed in: 1.3.5
composerpatch availablevia ghsa
Product: silverstripe/frameworkFixed in: 4.4.4

Vendor Advisories (1)

composerGHSA-rfvw-5848-gxc5medium

Silverstripe Flash Clipboard Reflected XSS

May 24, 2022

References

forum.silverstripe.org / c/releases
Release NotesVendor Advisory
silverstripe.org / download/security-releases
Vendor Advisory
silverstripe.org / download/security-releases/CVE-2019-12205
Vendor Advisory