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.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Fri, 13 Nov 2026 09:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | EspoCRM before 10.0.8 Stored XSS via Malicious SVG Attachment | |
| First Time appeared |
Espocrm
Espocrm espocrm |
|
| Weaknesses | CWE-79 | |
| CPEs | cpe:2.3:a:espocrm:espocrm:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Espocrm
Espocrm espocrm |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-11-13T09:36:21.753Z
Reserved: 2026-11-10T20:16:44.443Z
Link: CVE-2026-126306
No data.
Status : Deferred
Published: 2026-11-13T10:17:35.973
Modified: 2026-11-13T10:17:36.100
Link: CVE-2026-126306
No data.
OpenCVE Enrichment
No data.
Weaknesses