TI-2020-09481 Aliases CVE-2020-11807 GHSA-5gw3-gj8j-f364

Because of Unrestricted Upload of a File with a Dangerous Type, Sourcefabric Newscoop…

LOW 35CWE-434Published 2020-05-19 · Updated 2024-08-04

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.

Summary

Because of Unrestricted Upload of a File with a Dangerous Type, Sourcefabric Newscoop 4.4.7 allows an authenticated user to execute arbitrary PHP code (and sometimes terminal commands) on a server by making an avatar update and then visiting the avatar file under the /images/ path.

Why it matters now

EPSS 0.00652 51st 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:sourcefabric:newscoop:4.4.7:::::::*	4.4.7	Vulnerable	MiczFlor

cpe:2.3:a:sourcefabric:newscoop:4.4.7:*:*:*:*:*:*:* Versions 4.4.7 Vulnerable ·MiczFlor

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-11807
2026-10-03 Alias added: GHSA-5gw3-gj8j-f364
2026-10-14 EPSS moved to the 50th–90th percentile

References

Exploit 1

https://gist.github.com/V-Rico/82e9e52ac451dc20eef87b0999b3b1ee

Patch 1

https://github.com/sourcefabric/Newscoop/blob/3df835637609a5a42530b2a4611177c634ad6274/newscoop/library/Newscoop/Image/ImageService.php#L226

TI-2012-01710 Multiple PHP remote file inclusion vulnerabilities in Newscoop 3.5.x before 3.5.5 and 4… CVSS 2.0MEDIUM 6.8
TI-2012-01711 SQL injection vulnerability in admin/country/edit.php in Newscoop before 3.5.5 and 4.x… CVSS 2.0HIGH 7.5
TI-2012-03987 Cross-site scripting (XSS) vulnerability in admin/login.php in Newscoop before 3.5.5… CVSS 2.0MEDIUM 4.3
TI-2012-01712 Multiple cross-site scripting (XSS) vulnerabilities in Newscoop 3.5.x before 3.5.5 and… CVSS 2.0MEDIUM 4.3
TI-2013-00615 Multiple cross-site scripting (XSS) vulnerabilities in Newscoop 4.x through 4.1.0 allow… CVSS 2.0MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences