CVE-2020-11807
HIGH
7.8
CVSS Score
Published: May 19, 2020 at 04:00 PM UTC
Updated: June 17, 2026 at 02:50 AM UTC
1 product affected across 1 vendorNewscoop
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Severity
HIGH7.8
Exploit prediction
EPSS 0.7%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (2)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://gist.github.com/V-Rico/82e9e52ac451dc20eef87b0999b3b1eex_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/sourcefabric/Newscoop/blob/3df835637609a5a42530b2a4611177c634ad6274/newscoop/library/Newscoop/Image/ImageService.php#L226CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-434
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