What is the CVSS score of CVE-2025-57811?

CVE-2025-57811 has a CVSS 4.0 base score of 6.1 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U. EPSS exploitation probability: 0.1%.

How to fix or mitigate CVE-2025-57811?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Vendor patch is available.

Ssti CVE-2025-57811

MEDIUM

Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336)

2025-08-25 security-advisories@github.com

RCE Ssti Craft Cms Craftcms

6.1

CVSS 4.0 · GitHub Advisory

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Vulnerability Assessment

Weakness	CWE CWE-1336 OWASP Top 10:2025 A06:2021 - Vulnerable and Outdated Components ASVS 5.0 V1 - Encoding and Sanitization Template injection prevention
Impact	CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, high privileges required, no user interaction not required. EPSS exploitation probability: 0.12%.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Craft is a platform for creating digital experiences. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

composer craftcms/cms fix: 4.16.6, 5.8.7

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in composer

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-1336. Craft is a platform for creating digital experiences. From versions 4.0.0-RC1 to 4.16.5 and 5.0.0-RC1 to 5.8.6, there is a potential remote code execution vulnerability via Twig SSTI (Server-Side Template Injection). This is a follow-up to CVE-2024-52293. This vulnerability has been patched in versions 4.16.6 and 5.8.7. Affected products include: Craftcms Craft Cms.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

GitHub Advisory PRIMARY 6.1 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

None

Privileges Required

High

User Interaction

None

Vulnerable system: Confidentiality

High

Vulnerable system: Integrity

High

Vulnerable system: Availability

High

Subsequent system: Confidentiality

None

Subsequent system: Integrity

None

Subsequent system: Availability

None

Lifecycle Timeline

Patch released

Mar 28, 2026 - 19:08 nvd

Patch available

CVE Published

Aug 25, 2025 - 18:15 nvd

MEDIUM 6.1

DescriptionGitHub Advisory

Craft is a platform for creating digital experiences. From versions 4.0.0-RC1 to 4.16.5 and 5.0.0-RC1 to 5.8.6, there is a potential remote code execution vulnerability via Twig SSTI (Server-Side Template Injection). This is a follow-up to CVE-2024-52293. This vulnerability has been patched in versions 4.16.6 and 5.8.7.

Executive ViewAI

Why It Matters

Organizations using Craft should be aware of moderate risk from CVE-2025-57811 rated CVSS 6.1. Exploitation could compromise the security of affected deployments. A patch is available and should be applied during regular vulnerability management.

Business Impact: Low

Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score

0.1%

Top 68% exploitable

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.1%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact

Low

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +30

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Remote Code Execution CRITICAL

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)GitHub Advisory

cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*

cpe:2.3:a:craftcms:craft_cms:4.0.0:rc1:*:*:*:*:*:*

cpe:2.3:a:craftcms:craft_cms:4.0.0:rc2:*:*:*:*:*:*

cpe:2.3:a:craftcms:craft_cms:4.0.0:rc3:*:*:*:*:*:*

cpe:2.3:a:craftcms:craft_cms:5.0.0:rc1:*:*:*:*:*:*

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References

Advisories & patches

PATCH https://github.com/craftcms/cms/commit/e77f8a287dcdda41f1724f525d03542f18566cbc PATCH https://github.com/craftcms/cms/pull/17612 ADVISORY https://github.com/craftcms/cms/security/advisories/GHSA-crcq-738g-pqvc

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

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