CVE-2026-110101
MEDIUM
5,1
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: passive
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM
5,4
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: required
Scope: changed
Confidentiality: low
Integrity: low
Availability: none
Description
AI Translation Available
Koillection through 1.8.4 contains a stored cross-site scripting vulnerability that allows authenticated users to upload HTML files as Datum file attachments lacking MIME restrictions. Attackers can upload HTML payloads via POST /api/data/{id}/file, served as text/html from public/uploads, executing JavaScript in victims' sessions to perform actions on their behalf.
79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
StableCommon Consequences
Security Scopes Affected:
Access Control
Confidentiality
Integrity
Availability
Potential Impacts:
Bypass Protection Mechanism
Read Application Data
Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies:
AI/ML, Web Based, Web Server
https://github.com/benjaminjonard/koillection/blob/1.8.4/src/Entity/Datum.php#L…
https://github.com/benjaminjonard/koillection/blob/1.8.4/src/Service/ImageHandl…
https://github.com/benjaminjonard/koillection/issues/1609
https://github.com/benjaminjonard/koillection/releases/tag/1.8.4
https://www.vulncheck.com/advisories/koillection-through-1.8.4-stored-xss-via-d…