Espocrm
CVE-2026-126306: EspoCRM before 9.3.11 and 10.x before 10.0.8 contains a stored cross-site scripting vulnerability that allows low-privileged users to upload crafted SVG images
CVE-2026-126306 Nov 13, 2026 Source: Vendor
EspoCRM before 9.3.11 and 10.x before 10.0.8 contains a stored cross-site scripting vulnerability that allows low-privileged users to upload crafted SVG images that submit authenticated POST requests to arbitrary backend endpoints. Attackers can trick an administrator into opening the SVG in a separate browser tab and clicking it, performing administrator actions such as elevating the attacker's account to administrator.
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-126306
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