CVE-2023-26359 (GCVE-0-2023-26359)

Vulnerability from cvelistv5 – Published: 2023-03-23 00:00 – Updated: 2025-10-21 23:15
VLAI CISA KEV
Title
Adobe ColdFusion Deserialization of Untrusted Data Arbitrary code execution
Summary
Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-502 - Deserialization of Untrusted Data (CWE-502)
Assigner
References
Impacted products
Vendor Product Version
Adobe ColdFusion Affected: unspecified , ≤ CF2018U15, CF2021U5 (custom)
Affected: unspecified , ≤ None (custom)
Create a notification for this product.
Date Public
2023-03-14 00:00
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 2cf50a8b-557f-41df-9110-8c80dee31012

Vulnerability ID: CVE-2023-26359

Status: Confirmed

Status Updated: 2023-08-21 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2023-08-21
Asserted: 2023-08-21
Scope
Notes: KEV entry: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability | Affected: Adobe / ColdFusion | Description: Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could result in code execution in the context of the current user. | Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2023-09-11 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html; https://nvd.nist.gov/vuln/detail/CVE-2023-26359
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-502
Feed CISA Known Exploited Vulnerabilities Catalog
Product ColdFusion
Due Date 2023-09-11
Date Added 2023-08-21
Vendorproject Adobe
Vulnerabilityname Adobe ColdFusion Deserialization of Untrusted Data Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T11:46:24.561Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-26359\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-02-04T16:11:26.893896Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2023-08-21\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-26359\"}}}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2023-08-21T00:00:00.000Z\", \"value\": \"CVE-2023-26359 added to CISA KEV\"}], \"references\": [{\"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-26359\", \"tags\": [\"government-resource\"]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-02-04T16:11:38.428Z\"}}], \"cna\": {\"title\": \"Adobe ColdFusion Deserialization of Untrusted Data Arbitrary code execution\", \"source\": {\"discovery\": \"EXTERNAL\"}, \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 9.8, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}], \"affected\": [{\"vendor\": \"Adobe\", \"product\": \"ColdFusion\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"CF2018U15, CF2021U5\"}, {\"status\": \"affected\", \"version\": \"unspecified\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"None\"}]}], \"datePublic\": \"2023-03-14T00:00:00.000Z\", \"references\": [{\"url\": \"https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-502\", \"description\": \"Deserialization of Untrusted Data (CWE-502)\"}]}], \"providerMetadata\": {\"orgId\": \"078d4453-3bcd-4900-85e6-15281da43538\", \"shortName\": \"adobe\", \"dateUpdated\": \"2023-03-23T00:00:00.000Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-26359\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-21T23:15:22.129Z\", \"dateReserved\": \"2023-02-22T00:00:00.000Z\", \"assignerOrgId\": \"078d4453-3bcd-4900-85e6-15281da43538\", \"datePublished\": \"2023-03-23T00:00:00.000Z\", \"assignerShortName\": \"adobe\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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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.