Findings

CVE-2023-38203

Adobe ColdFusion Deserialization of Untrusted Data Vulnerability

Published Jul 20, 2023 · updated Jun 16, 2026 · adobe coldfusion

Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier) and 2023u1 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 20, 2023 · Catalog

    Detected

    Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier) and 2023u1 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.

  2. Jan 8, 2024 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  3. Jan 29, 2024 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  4. Jun 16, 2026 · Catalog

    Updated

    Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier) and 2023u1 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA due date Jan 29, 2024

Affected

  • cpe adobe/coldfusion2018
  • vendor Adobe ColdFusionversion unspecified

Sources

  • CISA KEVCVE-2023-38203

    Adobe ColdFusion contains a deserialization of untrusted data vulnerability that allows for code execution.

    cisa.gov
  • CVE.orgCVE-2023-38203

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2023-38203

    30-day exploitation probability 97.1%

    first.org
  • NIST NVDCVE-2023-38203

    Adobe ColdFusion versions 2018u17 (and earlier), 2021u7 (and earlier) and 2023u1 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in Arbitrary code execution. Exploitation of this issue does not require user interaction.

    nvd.nist.gov

References