Cross-site scripting (XSS) vulnerabilities in Symphony CMS 3.0.0 allow remote attackers…
Priority LOW 26CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerabilities in Symphony CMS 3.0.0 allow remote attackers to inject arbitrary web script or HTML to fields['body'] param via events\event.publish_article.php
Why it matters now
EPSS 0.00708 53rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:getsymphony:symphony:3.0.0:*:*:*:*:*:*:* | 3.0.0 | Vulnerable | Getsymphony |
- cpe:2.3:a:getsymphony:symphony:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·Getsymphony
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-25343
- 2026-10-03 Alias added: GHSA-g2mq-cq8h-hvg9
References
More Getsymphony Symphony vulnerabilities
- TI-2017-05330 Remote Code Execution vulnerability in symphony/content/content.blueprintsdatasources.php… CVSS 3.0HIGH 8.8
- TI-2016-03695 Session fixation vulnerability in Symphony CMS 2.6.7, when session.use_only_cookies is… CVSS 3.1HIGH 7.5
- TI-2010-02055 Directory traversal vulnerability in index.php in Symphony CMS 2.0.7 allows remote… CVSS 2.0HIGH 7.5
- TI-2020-15873 A XML External Entity (XXE) vulnerability was discovered in… CVSS 3.1CRITICAL 9.1
- TI-2010-03290 SQL injection vulnerability in lib/toolkit/events/event.section.php in Symphony CMS 2.0.7… CVSS 2.0HIGH 7.5
- TI-2013-02264 SQL injection vulnerability in Symphony CMS before 2.3.2 allows remote authenticated… CVSS 2.0MEDIUM 6.5
Sources
- CVE-2020-25343 · CVE Program
- CVE-2020-25343 · NVD
- FIRST EPSS
- GHSA-g2mq-cq8h-hvg9 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences