How severe is CVE-2023-26360?

CVE-2023-26360 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-26360 being actively exploited?

Yes. CVE-2023-26360 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-03-15, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2023-26360?

CVE-2023-26360 primarily affects Adobe Coldfusion. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-26360?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2023-26360 have an EU (EUVD) identifier?

Yes. CVE-2023-26360 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30181. It is also flagged as exploited in the EUVD (since 2023-03-15).

When was CVE-2023-26360 published?

CVE-2023-26360 was published on 2023-03-23 and last updated on 2026-06-17.

CVE-2023-26360

CVE-2023-26360 is a high-severity vulnerability in Adobe Coldfusion with a CVSS 3.x base score of 8.6. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2023-03-15). The underlying weakness is classified as CWE-284.

Key facts

Severity: High (CVSS 3.x base score 8.6)
EPSS exploit prediction: 97% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2023-03-15)
EU (EUVD) id: EUVD-2023-30181
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2023-03-15)
Weakness: CWE-284
Affected product: Adobe Coldfusion
Published: 2023-03-23
Last modified: 2026-06-17

Description

Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by an Improper Access Control vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.

Frequently asked questions

What is CVE-2023-26360?: Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by an Improper Access Control vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.
How severe is CVE-2023-26360?: CVE-2023-26360 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-26360 being actively exploited?: Yes. CVE-2023-26360 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2023-03-15, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2023-26360?: CVE-2023-26360 primarily affects Adobe Coldfusion. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-26360?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2023-26360 have an EU (EUVD) identifier?: Yes. CVE-2023-26360 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30181. It is also flagged as exploited in the EUVD (since 2023-03-15).
When was CVE-2023-26360 published?: CVE-2023-26360 was published on 2023-03-23 and last updated on 2026-06-17.

References

Affected products (22)

cpe:2.3:a:adobe:coldfusion:2018:-:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update1:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update10:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update11:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update12:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update13:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update14:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update15:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update2:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update3:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update4:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update5:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update6:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update7:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update8:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update9:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2021:-:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2021:update1:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2021:update2:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2021:update3:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2021:update4:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2021:update5:*:*:*:*:*:*

More vulnerabilities in Adobe Coldfusion

CVE-2026-48362 — Critical (CVSS 10.0): ColdFusion is affected by an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')…
CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…

All CVEs affecting Adobe Coldfusion →

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-76607 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Missing ACL check in download element in Fabrik < 4.7.3 - ???.
CVE-2026-20315 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering…
CVE-2026-70921 — Critical (CVSS 10.0): Vulnerability in the Oracle Hyperion Financial Management product of Oracle Hyperion (component: Security). The…
CVE-2026-66803 — Critical (CVSS 10.0): Improper access control in Azure Cosmos DB allows an unauthorized attacker to execute code over a network.
CVE-2026-58630 — Critical (CVSS 10.0): Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-60358 — Critical (CVSS 10.0): Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).…

Browse all CWE-284 (Improper Access Control) vulnerabilities →