TYMWPVDB-ID:04EAF380-C345-425F-8800-142E3F4745A9AddToAny Share Buttons < 1.7.48 - Admin+ Stored Cross-Site Scripting
4.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
3.5 Low
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
0.001 Low
EPSS
Percentile
21.4%
The plugin does not escape its Image URL button setting, which could lead allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
PoC
Add the following payload in the Universal Button > Image URL settings: " onerror=alert(/XSS/) " The XSS will be triggered in all frontend posts
| CPE | Name | Operator | Version |
|---|---|---|---|
| add-to-any | lt | 1.7.48 |
Related
4.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
3.5 Low
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
0.001 Low
EPSS
Percentile
21.4%