Multiple cross-site scripting (XSS) vulnerabilities in the MailChimp module 7.x-2.x…
Priority LOW 22CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Multiple cross-site scripting (XSS) vulnerabilities in the MailChimp module 7.x-2.x before 7.x-2.7 for Drupal allow remote attackers to inject arbitrary web script or HTML via vectors related to (1) a predictable "webhook URL key" and (2) improper sanitization of "Webhook variables from POST requests."
Why it matters now
EPSS 0.01161 67th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 14
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:*:*:*:*:*:*:* | 7.x-2.0 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:alpha1:*:*:*:*:*:* | 7.x-2.0 alpha1 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:beta1:*:*:*:*:*:* | 7.x-2.0 beta1 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:beta2:*:*:*:*:*:* | 7.x-2.0 beta2 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:rc1:*:*:*:*:*:* | 7.x-2.0 rc1 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:rc2:*:*:*:*:*:* | 7.x-2.0 rc2 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.1:*:*:*:*:*:*:* | 7.x-2.1 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.2:*:*:*:*:*:*:* | 7.x-2.2 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.3:*:*:*:*:*:*:* | 7.x-2.3 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.4:*:*:*:*:*:*:* | 7.x-2.4 | Vulnerable | Thinkshout |
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:*:*:*:*:*:*:* Versions 7.x-2.0 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:alpha1:*:*:*:*:*:* Versions 7.x-2.0 alpha1 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:beta1:*:*:*:*:*:* Versions 7.x-2.0 beta1 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:beta2:*:*:*:*:*:* Versions 7.x-2.0 beta2 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:rc1:*:*:*:*:*:* Versions 7.x-2.0 rc1 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.0:rc2:*:*:*:*:*:* Versions 7.x-2.0 rc2 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.1:*:*:*:*:*:*:* Versions 7.x-2.1 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.2:*:*:*:*:*:*:* Versions 7.x-2.2 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.3:*:*:*:*:*:*:* Versions 7.x-2.3 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.4:*:*:*:*:*:*:* Versions 7.x-2.4 Vulnerable ·Thinkshout
Show 4 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.5:*:*:*:*:*:*:* | 7.x-2.5 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.6:*:*:*:*:*:*:* | 7.x-2.6 | Vulnerable | Thinkshout |
| cpe:2.3:a:thinkshout:mailchimp:7.x-2.x:dev:*:*:*:*:*:* | 7.x-2.x dev | Vulnerable | Thinkshout |
| cpe:2.3:a:drupal:drupal:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Drupal |
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.5:*:*:*:*:*:*:* Versions 7.x-2.5 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.6:*:*:*:*:*:*:* Versions 7.x-2.6 Vulnerable ·Thinkshout
- cpe:2.3:a:thinkshout:mailchimp:7.x-2.x:dev:*:*:*:*:*:* Versions 7.x-2.x dev Vulnerable ·Thinkshout
- cpe:2.3:a:drupal:drupal:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Drupal
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-5551
- 2026-10-03 Alias added: GHSA-9h62-h4r4-wqw5
References
More Thinkshout Mailchimp vulnerabilities
- TI-2015-04618 Cross-site scripting (XSS) vulnerability in the MailChimp Signup submodule in the… CVSS 2.0LOW 2.1
Sources
- CVE-2012-5551 · CVE Program
- CVE-2012-5551 · NVD
- FIRST EPSS
- GHSA-9h62-h4r4-wqw5 · GitHub Advisory Database · CC BY 4.0
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