Vulnerability-Lookup

CNVD-2026-02992

Vulnerability from cnvd - Published: 2026-01-13

Title

Mozilla Firefox for iOS欺骗漏洞（CNVD-2026-02992）

Description

Mozilla Firefox for iOS是美国Mozilla基金会的一款针对iOS设备设计的网页浏览器。 Mozilla Firefox for iOS存在欺骗漏洞，该漏洞是由于在使用Unicode从右向左字符时出现错误所致。攻击者可利用该漏洞在下载用户界面中伪造文件名。

Severity

高

Patch Name

Mozilla Firefox for iOS欺骗漏洞（CNVD-2026-02992）的补丁

Patch Description

Mozilla Firefox for iOS是美国Mozilla基金会的一款针对iOS设备设计的网页浏览器。 Mozilla Firefox for iOS存在欺骗漏洞，该漏洞是由于在使用Unicode从右向左字符时出现错误所致。攻击者可利用该漏洞在下载用户界面中伪造文件名。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

厂商已提供漏洞修复方案，请关注厂商主页更新： https://bugzilla.mozilla.org/show_bug.cgi?id=1984683

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1984683

Impacted products

Name
Mozilla Firefox for iOS <144.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2025-14744",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2025-14744"
    }
  },
  "description": "Mozilla Firefox for iOS\u662f\u7f8e\u56fdMozilla\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u9488\u5bf9iOS\u8bbe\u5907\u8bbe\u8ba1\u7684\u7f51\u9875\u6d4f\u89c8\u5668\u3002\n\nMozilla Firefox for iOS\u5b58\u5728\u6b3a\u9a97\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u662f\u7531\u4e8e\u5728\u4f7f\u7528Unicode\u4ece\u53f3\u5411\u5de6\u5b57\u7b26\u65f6\u51fa\u73b0\u9519\u8bef\u6240\u81f4\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u4e0b\u8f7d\u7528\u6237\u754c\u9762\u4e2d\u4f2a\u9020\u6587\u4ef6\u540d\u3002",
  "formalWay": "\u5382\u5546\u5df2\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://bugzilla.mozilla.org/show_bug.cgi?id=1984683",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-02992",
  "openTime": "2026-01-13",
  "patchDescription": "Mozilla Firefox for iOS\u662f\u7f8e\u56fdMozilla\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u9488\u5bf9iOS\u8bbe\u5907\u8bbe\u8ba1\u7684\u7f51\u9875\u6d4f\u89c8\u5668\u3002\r\n\r\nMozilla Firefox for iOS\u5b58\u5728\u6b3a\u9a97\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u662f\u7531\u4e8e\u5728\u4f7f\u7528Unicode\u4ece\u53f3\u5411\u5de6\u5b57\u7b26\u65f6\u51fa\u73b0\u9519\u8bef\u6240\u81f4\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u4e0b\u8f7d\u7528\u6237\u754c\u9762\u4e2d\u4f2a\u9020\u6587\u4ef6\u540d\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": "Mozilla Firefox for iOS\u6b3a\u9a97\u6f0f\u6d1e\uff08CNVD-2026-02992\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Mozilla Firefox for iOS \u003c144.0"
  },
  "referenceLink": "https://bugzilla.mozilla.org/show_bug.cgi?id=1984683",
  "serverity": "\u9ad8",
  "submitTime": "2025-12-25",
  "title": "Mozilla Firefox for iOS\u6b3a\u9a97\u6f0f\u6d1e\uff08CNVD-2026-02992\uff09"
}

CVE-2025-14744 (GCVE-0-2025-14744)

Vulnerability from cvelistv5 – Published: 2025-12-18 14:21 – Updated: 2026-04-13 14:31

Title

Filename spoofing via Unicode Right-to-Left Override in Firefox for iOS

Summary

Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type. This vulnerability was fixed in Firefox for iOS 144.0.

Severity

6.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-12-18 19:12 UTC

CWE

CWE-451 - User Interface (UI) Misrepresentation of Critical Information

Assigner

mozilla mitre root

References

2 references

URL	Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1984683
https://www.mozilla.org/security/advisories/mfsa2…

Impacted products

1 product

Vendor	Product	Version
Mozilla	Firefox for iOS	Unaffected: 144.0 , ≤ * (rpm)

Credits

Azril

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-14744",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-18T19:12:45.595694Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-451",
                "description": "CWE-451 User Interface (UI) Misrepresentation of Critical Information",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-18T19:19:42.637Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Firefox for iOS",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "144.0",
              "versionType": "rpm"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Azril"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type. This vulnerability was fixed in Firefox for iOS 144.0."
            }
          ],
          "value": "Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type. This vulnerability was fixed in Firefox for iOS 144.0."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-13T14:31:42.899Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1984683"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-97/"
        }
      ],
      "title": "Filename spoofing via Unicode Right-to-Left Override in Firefox for iOS"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2025-14744",
    "datePublished": "2025-12-18T14:21:12.328Z",
    "dateReserved": "2025-12-15T19:44:44.939Z",
    "dateUpdated": "2026-04-13T14:31:42.899Z",
    "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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.