Vulnerability-Lookup

CNVD-2026-21560

Vulnerability from cnvd - Published: 2026-05-25

Title

Fortinet FortiWeb相对路径遍历漏洞

Description

Fortinet FortiWeb是一款Web应用防火墙产品，主要用于保护Web应用程序免受各种网络攻击。 Fortinet FortiWeb存在相对路径遍历漏洞。该漏洞源于未能正确处理文件路径，攻击者可利用该漏洞执行未经授权的代码或命令。

Severity

高

Patch Name

Fortinet FortiWeb相对路径遍历漏洞的补丁

Patch Description

Fortinet FortiWeb是一款Web应用防火墙产品，主要用于保护Web应用程序免受各种网络攻击。 Fortinet FortiWeb存在相对路径遍历漏洞。该漏洞源于未能正确处理文件路径，攻击者可利用该漏洞执行未经授权的代码或命令。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://fortiguard.fortinet.com/psirt/FG-IR-26-114

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-39814

Impacted products

Name
['Fortinet FortiWeb >=7.2.0，<=7.2.12', 'Fortinet FortiWeb >=7.6.0，<=7.6.6', 'Fortinet FortiWeb >=8.0.0，<=8.0.2', 'Fortinet FortiWeb >=7.4.1，<=7.4.12', 'Fortinet FortiWeb >=7.0.10，<=7.0.12']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-39814",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-39814"
    }
  },
  "description": "Fortinet FortiWeb\u662f\u4e00\u6b3eWeb\u5e94\u7528\u9632\u706b\u5899\u4ea7\u54c1\uff0c\u4e3b\u8981\u7528\u4e8e\u4fdd\u62a4Web\u5e94\u7528\u7a0b\u5e8f\u514d\u53d7\u5404\u79cd\u7f51\u7edc\u653b\u51fb\u3002\n\nFortinet FortiWeb\u5b58\u5728\u76f8\u5bf9\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u80fd\u6b63\u786e\u5904\u7406\u6587\u4ef6\u8def\u5f84\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u672a\u7ecf\u6388\u6743\u7684\u4ee3\u7801\u6216\u547d\u4ee4\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://fortiguard.fortinet.com/psirt/FG-IR-26-114",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-21560",
  "openTime": "2026-05-25",
  "patchDescription": "Fortinet FortiWeb\u662f\u4e00\u6b3eWeb\u5e94\u7528\u9632\u706b\u5899\u4ea7\u54c1\uff0c\u4e3b\u8981\u7528\u4e8e\u4fdd\u62a4Web\u5e94\u7528\u7a0b\u5e8f\u514d\u53d7\u5404\u79cd\u7f51\u7edc\u653b\u51fb\u3002\r\n\r\nFortinet FortiWeb\u5b58\u5728\u76f8\u5bf9\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u80fd\u6b63\u786e\u5904\u7406\u6587\u4ef6\u8def\u5f84\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u672a\u7ecf\u6388\u6743\u7684\u4ee3\u7801\u6216\u547d\u4ee4\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": "Fortinet FortiWeb\u76f8\u5bf9\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Fortinet FortiWeb \u003e=7.2.0\uff0c\u003c=7.2.12",
      "Fortinet FortiWeb \u003e=7.6.0\uff0c\u003c=7.6.6",
      "Fortinet FortiWeb \u003e=8.0.0\uff0c\u003c=8.0.2",
      "Fortinet FortiWeb \u003e=7.4.1\uff0c\u003c=7.4.12",
      "Fortinet FortiWeb \u003e=7.0.10\uff0c\u003c=7.0.12"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-39814",
  "serverity": "\u9ad8",
  "submitTime": "2026-04-15",
  "title": "Fortinet FortiWeb\u76f8\u5bf9\u8def\u5f84\u904d\u5386\u6f0f\u6d1e"
}

CVE-2026-39814 (GCVE-0-2026-39814)

Vulnerability from cvelistv5 – Published: 2026-04-14 15:38 – Updated: 2026-04-15 03:58

Summary

A relative path traversal vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.1 through 7.4.12, FortiWeb 7.2.7 through 7.2.12, FortiWeb 7.0.10 through 7.0.12 may allow attacker to execute unauthorized code or commands via <insert attack vector here>

Severity

6.2 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-23 - Execute unauthorized code or commands

Assigner

fortinet

References

1 reference

URL	Tags
https://fortiguard.fortinet.com/psirt/FG-IR-26-114

Impacted products

1 product

Vendor	Product	Version
Fortinet	FortiWeb	Affected: 8.0.0 , ≤ 8.0.2 (semver) Affected: 7.6.0 , ≤ 7.6.6 (semver) Affected: 7.4.1 , ≤ 7.4.12 (semver) cpe:2.3:a:fortinet:fortiweb:8.0.2:::::::* cpe:2.3:a:fortinet:fortiweb:8.0.1:::::::* cpe:2.3:a:fortinet:fortiweb:8.0.0:::::::* cpe:2.3:a:fortinet:fortiweb:7.6.6:::::::* cpe:2.3:a:fortinet:fortiweb:7.6.5:::::::* cpe:2.3:a:fortinet:fortiweb:7.6.4:::::::* cpe:2.3:a:fortinet:fortiweb:7.6.3:::::::* cpe:2.3:a:fortinet:fortiweb:7.6.2:::::::* cpe:2.3:a:fortinet:fortiweb:7.6.1:::::::* cpe:2.3:a:fortinet:fortiweb:7.6.0:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.12:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.11:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.10:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.9:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.8:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.7:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.6:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.5:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.4:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.3:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.2:::::::* cpe:2.3:a:fortinet:fortiweb:7.4.1:::::::*

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-39814",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-14T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-15T03:58:21.366Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:fortinet:fortiweb:8.0.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:8.0.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:8.0.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.6.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.6.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.6.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.6.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.6.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.6.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.6.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.12:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.11:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.10:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.9:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.8:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.7:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.6:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.5:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiweb:7.4.1:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "FortiWeb",
          "vendor": "Fortinet",
          "versions": [
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              "status": "affected",
              "version": "8.0.0",
              "versionType": "semver"
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              "lessThanOrEqual": "7.6.6",
              "status": "affected",
              "version": "7.6.0",
              "versionType": "semver"
            },
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              "lessThanOrEqual": "7.4.12",
              "status": "affected",
              "version": "7.4.1",
              "versionType": "semver"
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          "value": "A relative path traversal vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.1 through 7.4.12, FortiWeb 7.2.7 through 7.2.12, FortiWeb 7.0.10 through 7.0.12 may allow attacker to execute unauthorized code or commands via \u003cinsert attack vector here\u003e"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C",
            "version": "3.1"
          },
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      "problemTypes": [
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              "description": "Execute unauthorized code or commands",
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      "providerMetadata": {
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        "shortName": "fortinet"
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      "references": [
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          "name": "https://fortiguard.fortinet.com/psirt/FG-IR-26-114",
          "url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-114"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to FortiWeb version 8.0.3 or above\nUpgrade to FortiWeb version 7.6.7 or above"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2026-39814",
    "datePublished": "2026-04-14T15:38:16.660Z",
    "dateReserved": "2026-04-07T15:24:15.182Z",
    "dateUpdated": "2026-04-15T03:58:21.366Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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-2026-21560

CVE-2026-39814 (GCVE-0-2026-39814)

Tags

Sightings

Nomenclature