CVEs / CVE-2023-26359
CVE-2023-26359: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability
- Known exploited in the CISA KEV catalog since 21 Aug 2023
- critical 9.8 CVSS 3.1 (from the CNA)
- EPSS 16.9% chance of exploitation in the next 30 days, higher than 97% of CVEs (30 Oct 2026)
- Last changed at its sources
Are you affected? Check your servers with Stackurity: it lists the software on each server and the vulnerabilities to fix first.
Check your servers with Stackurity Already using Stackurity? Search for CVE-2023-26359
Summary
Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could result in code execution in the context of the current user.
Description
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Adobe ColdFusion | from unspecified, up to and including CF2018U15, CF2021U5 | — |
| Adobe ColdFusion | from unspecified, up to and including None | — |
Exploitation
| In CISA KEV since | 21 Aug 2023 |
|---|---|
| Due date for US federal agencies | 11 Sep 2023 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by the CNA ([email protected]) |
|---|---|
| Weakness | CWE-502 |
References
- CVE-2023-26359 on NVD
- CVE-2023-26359 in the CISA KEV catalog
- https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html (cited by CISA)
- https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-26359 Third Party Advisory, US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.