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.
Metrics
Affected Vendors & Products
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