CVE-2026-27305

CVE-2026-27305 is a high-severity vulnerability in Adobe Coldfusion with a CVSS 3.x base score of 8.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Description

ColdFusion versions 2023.18, 2025.6 and earlier are affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue does not require user interaction.

Frequently asked questions

What is CVE-2026-27305?
ColdFusion versions 2023.18, 2025.6 and earlier are affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue does not require user interaction.
How severe is CVE-2026-27305?
CVE-2026-27305 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-2026-27305 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-27305?
CVE-2026-27305 primarily affects Adobe Coldfusion. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-27305?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-27305 have an EU (EUVD) identifier?
Yes. CVE-2026-27305 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22732.
When was CVE-2026-27305 published?
CVE-2026-27305 was published on 2026-04-14 and last updated on 2026-08-28.

References

Affected products (26)

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