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CVE-2020-11056

17
FAUCET Score

CVE-2020-11056 describes a Server-Side Template Injection vulnerability in Sprout Forms versions prior to 3.9.0. This flaw allows for the execution of Twig code when custom fields are used within Notification Emails. With a CVSS score of 6.3 (Medium), the vulnerability can be exploited remotely with low privileges and complexity, potentially leading to limited impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.9.0CPE matchmatch criteria
cpe:2.3:a:barrelstrengthdesign:sprout_forms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.4HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.1
Impact Score
3.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.03%
Probability of exploitation in next 30 days
EPSS Percentile
60.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0103 is in the 73rd percentile among its peer group of 21,951 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, 0.1 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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: barrelstrength/sprout-base-emailFixed in: 1.2.7
composerpatch availablevia ghsa
Product: barrelstrength/sprout-formsFixed in: 3.9.0

Vendor Advisories (1)

composerGHSA-px8v-hxxx-2rghcritical

Potential Code Injection in Sprout Forms

May 8, 2020

References

github.com / barrelstrength/craft-sprout-forms/blob/v3/CHANGELOG.md
Release Notes
github.com / barrelstrength/craft-sprout-forms/security/advisories/GHSA-px8v-hxxx-2rgh
Third Party Advisory