Vulnerability-Lookup

CNVD-2026-16658

Vulnerability from cnvd - Published: 2026-04-10

Title

GFI MailEssentials AI IP Blocklist管理页面跨站脚本漏洞

Description

GFI MailEssentials AI是美国GFI开源的一个反垃圾邮件与数据泄露防护软件。 GFI MailEssentials AI IP Blocklist管理页面存在跨站脚本漏洞，攻击者可利用该漏洞在登录用户的上下文中执行脚本。

Severity

中

Patch Name

GFI MailEssentials AI IP Blocklist管理页面跨站脚本漏洞的补丁

Patch Description

GFI MailEssentials AI是美国GFI开源的一个反垃圾邮件与数据泄露防护软件。 GFI MailEssentials AI IP Blocklist管理页面存在跨站脚本漏洞，攻击者可利用该漏洞在登录用户的上下文中执行脚本。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases

Reference

https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases

Impacted products

Name
GFI MailEssentials AI <22.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-23611",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-23611"
    }
  },
  "description": "GFI MailEssentials AI\u662f\u7f8e\u56fdGFI\u5f00\u6e90\u7684\u4e00\u4e2a\u53cd\u5783\u573e\u90ae\u4ef6\u4e0e\u6570\u636e\u6cc4\u9732\u9632\u62a4\u8f6f\u4ef6\u3002\n\nGFI MailEssentials AI IP Blocklist\u7ba1\u7406\u9875\u9762\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u767b\u5f55\u7528\u6237\u7684\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u811a\u672c\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-16658",
  "openTime": "2026-04-10",
  "patchDescription": "GFI MailEssentials AI\u662f\u7f8e\u56fdGFI\u5f00\u6e90\u7684\u4e00\u4e2a\u53cd\u5783\u573e\u90ae\u4ef6\u4e0e\u6570\u636e\u6cc4\u9732\u9632\u62a4\u8f6f\u4ef6\u3002\r\n\r\nGFI MailEssentials AI IP Blocklist\u7ba1\u7406\u9875\u9762\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u767b\u5f55\u7528\u6237\u7684\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u811a\u672c\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "GFI MailEssentials AI IP Blocklist\u7ba1\u7406\u9875\u9762\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GFI MailEssentials AI \u003c22.4"
  },
  "referenceLink": "https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases",
  "serverity": "\u4e2d",
  "submitTime": "2026-03-02",
  "title": "GFI MailEssentials AI IP Blocklist\u7ba1\u7406\u9875\u9762\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e"
}

CVE-2026-23611 (GCVE-0-2026-23611)

Vulnerability from cvelistv5 – Published: 2026-02-19 17:57 – Updated: 2026-03-02 16:46

Title

GFI MailEssentials AI < 22.4 Anti-Spam IP Blocklist Description Stored XSS

Summary

GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the IP Blocklist management page. An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$pv1$txtIPDescription parameter to /MailEssentials/pages/MailSecurity/ipblocklist.aspx, which is stored and later rendered in the management interface, allowing script execution in the context of a logged-in user.

Severity ?

5.1 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

5.4 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Assigner

VulnCheck

References

URL

Tags

	https://gfi.ai/products-and-solutions/network-sec…	release-notespatch
	https://www.vulncheck.com/advisories/gfi-mailesse…	third-party-advisory

Impacted products

	Vendor	Product	Version
	GFI Software	MailEssentials AI	Affected: 0 , < 22.4 (semver)

Credits

Alex Williams from Pellera Technologies VulnCheck

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-23611",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-20T19:49:53.356247Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-20T19:51:12.740Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MailEssentials AI",
          "vendor": "GFI Software",
          "versions": [
            {
              "lessThan": "22.4",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:gfi:mailessentials:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "22.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Alex Williams from Pellera Technologies"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulnCheck"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "GFI MailEssentials AI versions prior to\u0026nbsp;22.4 contain a stored cross-site scripting vulnerability in the IP Blocklist management page. An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$pv1$txtIPDescription parameter to /MailEssentials/pages/MailSecurity/ipblocklist.aspx, which is stored and later rendered in the management interface, allowing script execution in the context of a logged-in user."
            }
          ],
          "value": "GFI MailEssentials AI versions prior to\u00a022.4 contain a stored cross-site scripting vulnerability in the IP Blocklist management page. An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$pv1$txtIPDescription parameter to /MailEssentials/pages/MailSecurity/ipblocklist.aspx, which is stored and later rendered in the management interface, allowing script execution in the context of a logged-in user."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "PASSIVE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or \u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-02T16:46:26.889Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "tags": [
            "release-notes",
            "patch"
          ],
          "url": "https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases"
        },
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/gfi-mailessentials-ai-anti-spam-ip-blocklist-description-stored-xss"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "GFI MailEssentials AI \u003c 22.4 Anti-Spam IP Blocklist Description Stored XSS",
      "x_generator": {
        "engine": "Vulnogram 0.5.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-23611",
    "datePublished": "2026-02-19T17:57:01.786Z",
    "dateReserved": "2026-01-14T16:02:29.334Z",
    "dateUpdated": "2026-03-02T16:46:26.889Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2026-16658

CVE-2026-23611 (GCVE-0-2026-23611)

Tags

Sightings

Nomenclature