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CVE-2026-13054 (GCVE-0-2026-13054)

Vulnerability from cvelistv5 – Published: 2026-07-02 23:07 – Updated: 2026-08-27 22:58
VLAI
Title
WatchGuard Firebox Arbitrary File Write via Path Traversal in Management Web UI
Summary
A path traversal vulnerability in the WatchGuard Fireware OS Management Web UI allows a privileged authenticated attacker to write arbitrary files on the Firebox's filesystem.
Severity
8.6 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-06 00:00 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
WatchGuard Fireware OS Affected: 2025.1 , < 2026.2.1 (custom)
Affected: 12.0 , < 12.12.1 (custom)
Affected: 11.0 , < * (custom)
guessed Create a notification for this product.
WatchGuard Fireware OS Affected: 12.0 , < 12.11.9 (custom)
guessed Create a notification for this product.
WatchGuard Fireware OS Affected: 12.0 , < 12.5.19 (custom)
guessed Create a notification for this product.
Date Public
2026-07-02 23:07
Credits
Nicholas Zubrisky (@NZubrisky) of TrendAI Research
Show details on NVD website
To clipboard 

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      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-13054\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-07-06T15:45:36.503502Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-07-06T15:45:40.439Z\"}}], \"cna\": {\"title\": \"WatchGuard Firebox Arbitrary File Write via Path Traversal in Management Web UI\", \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Nicholas Zubrisky (@NZubrisky) of TrendAI Research\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 8.6, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N\"}}], \"affected\": [{\"vendor\": \"WatchGuard\", \"product\": \"Fireware OS\", \"versions\": [{\"status\": \"affected\", \"version\": \"2025.1\", \"lessThan\": \"2026.2.1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"12.0\", \"lessThan\": \"12.12.1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"11.0\", \"lessThan\": \"*\", \"versionType\": \"custom\"}], \"platforms\": [\"Default\"], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"WatchGuard\", \"product\": \"Fireware OS\", \"versions\": [{\"status\": \"affected\", \"version\": \"12.0\", \"lessThan\": \"12.11.9\", \"versionType\": \"custom\"}], \"platforms\": [\"EUCC\"], \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"WatchGuard\", \"product\": \"Fireware OS\", \"versions\": [{\"status\": \"affected\", \"version\": \"12.0\", \"lessThan\": \"12.5.19\", \"versionType\": \"custom\"}], \"platforms\": [\"T15/T35\"], \"defaultStatus\": \"unaffected\"}], \"exploits\": [{\"lang\": \"en\", \"value\": \"WatchGuard is not aware of any exploitation of this vulnerability in the wild.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"WatchGuard is not aware of any exploitation of this vulnerability in the wild.\", \"base64\": false}]}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Fireware OS 2026.2.1, Fireware OS 12.12.1, Fireware OS 12.5.19, Fireware OS 12.11.9\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Fireware OS 2026.2.1, Fireware OS 12.12.1, Fireware OS 12.5.19, Fireware OS 12.11.9\", \"base64\": false}]}], \"datePublic\": \"2026-07-02T23:07:57.548Z\", \"references\": [{\"url\": \"https://psirt.watchguard.com/CVE-2026-13054\", \"tags\": [\"vendor-advisory\"]}, {\"url\": \"https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00028\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A path traversal vulnerability in the WatchGuard Fireware OS Management Web UI allows a privileged authenticated attacker to write arbitrary files on the Firebox\u0027s filesystem.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-22\", \"description\": \"CWE-22\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"12.11.9\", \"versionStartIncluding\": \"12.0\"}, {\"criteria\": \"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"12.5.19\", \"versionStartIncluding\": \"12.0\"}, {\"criteria\": \"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"2026.2.1\", \"versionStartIncluding\": \"2025.1\"}, {\"criteria\": \"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"12.12.1\", \"versionStartIncluding\": \"12.0\"}, {\"criteria\": \"cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionStartIncluding\": \"11.0\"}], \"operator\": \"OR\"}], \"operator\": \"OR\"}], \"providerMetadata\": {\"orgId\": \"5d1c2695-1a31-4499-88ae-e847036fd7e3\", \"shortName\": \"WatchGuard\", \"dateUpdated\": \"2026-08-27T22:58:26.842Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-13054\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-27T22:58:26.842Z\", \"dateReserved\": \"2026-06-23T17:55:06.157Z\", \"assignerOrgId\": \"5d1c2695-1a31-4499-88ae-e847036fd7e3\", \"datePublished\": \"2026-07-02T23:07:57.548Z\", \"assignerShortName\": \"WatchGuard\"}",
      "dataType": "CVE_RECORD",
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    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


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.