CVE-2025-23109 (GCVE-0-2025-23109)

Vulnerability from cvelistv5 – Published: 2025-01-11 03:36 – Updated: 2026-05-20 14:30
VLAI?
Title
Address bar spoofing on iOS using long hostnames
Summary
Long hostnames in URLs could be leveraged to obscure the actual host of the website or spoof the website address. This vulnerability was fixed in Firefox for iOS 134.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CWE
  • CWE-346 - Origin Validation Error
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox for iOS Unaffected: 134 , ≤ * (rpm)
Create a notification for this product.
Credits
Khalil Zhani
Show details on NVD website
To clipboard 

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              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
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              "privilegesRequired": "NONE",
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        "providerMetadata": {
          "dateUpdated": "2026-05-20T14:30:16.952Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    ],
    "cna": {
      "affected": [
        {
          "product": "Firefox for iOS",
          "vendor": "Mozilla",
          "versions": [
            {
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              "status": "unaffected",
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      ],
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          "value": "Khalil Zhani"
        }
      ],
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        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
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      "references": [
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1419275"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-06/"
        }
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      "title": "Address bar spoofing on iOS using long hostnames"
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    "datePublished": "2025-01-11T03:36:55.235Z",
    "dateReserved": "2025-01-10T21:00:17.659Z",
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    "state": "PUBLISHED"
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Sightings

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  • 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.



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