CVE-2026-2634 (GCVE-0-2026-2634)

Vulnerability from cvelistv5 – Published: 2026-02-24 13:33 – Updated: 2026-02-24 13:33
VLAI?
Title
Spoofed web content presented under trusted domains using scripted navigation on Firefox iOS
Summary
Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacker-controlled pages to be presented under spoofed domains. This vulnerability affects Firefox for iOS < 147.4.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox for iOS Affected: unspecified , < 147.4 (custom)
Create a notification for this product.
Credits
Renwa
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Firefox for iOS",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "147.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Renwa"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacker-controlled pages to be presented under spoofed domains. This vulnerability affects Firefox for iOS \u003c 147.4."
            }
          ],
          "value": "Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacker-controlled pages to be presented under spoofed domains. This vulnerability affects Firefox for iOS \u003c 147.4."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-24T13:33:24.725Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1975529"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2026-12/"
        }
      ],
      "title": "Spoofed web content presented under trusted domains using scripted navigation on Firefox iOS"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2026-2634",
    "datePublished": "2026-02-24T13:33:24.725Z",
    "dateReserved": "2026-02-17T18:31:35.581Z",
    "dateUpdated": "2026-02-24T13:33:24.725Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • 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.