How severe is CVE-2016-4264?

CVE-2016-4264 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-2016-4264 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 69% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4264?

CVE-2016-4264 primarily affects Adobe Coldfusion. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-4264?

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.

When was CVE-2016-4264 published?

CVE-2016-4264 was published on 2016-09-01 and last updated on 2026-06-17.

CVE-2016-4264

CVE-2016-4264 is a high-severity vulnerability in Adobe Coldfusion with a CVSS 3.x base score of 8.6. Its EPSS exploit-prediction score of 69% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-611.

Key facts

Severity: High (CVSS 3.x base score 8.6)
CVSS v2: 6.4
EPSS exploit prediction: 69% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Adobe Coldfusion
Published: 2016-09-01
Last modified: 2026-06-17

Description

The Office Open XML (OOXML) feature in Adobe ColdFusion 10 before Update 21 and 11 before Update 10 allows remote attackers to read arbitrary files or send TCP requests to intranet servers via a crafted OOXML spreadsheet containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

Frequently asked questions

What is CVE-2016-4264?: The Office Open XML (OOXML) feature in Adobe ColdFusion 10 before Update 21 and 11 before Update 10 allows remote attackers to read arbitrary files or send TCP requests to intranet servers via a crafted OOXML spreadsheet containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.
How severe is CVE-2016-4264?: CVE-2016-4264 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-2016-4264 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 69% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4264?: CVE-2016-4264 primarily affects Adobe Coldfusion. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-4264?: 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.
When was CVE-2016-4264 published?: CVE-2016-4264 was published on 2016-09-01 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:adobe:coldfusion:*:update21:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:*:update10:*:*:*:*:*:*

More vulnerabilities in Adobe Coldfusion

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…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2025-54261 — Critical (CVSS 10.0): ColdFusion versions 2025.3, 2023.15, 2021.21 and earlier are affected by an Improper Limitation of a Pathname to a…

All CVEs affecting Adobe Coldfusion →

Other CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities

CVE-2022-22486 — Critical (CVSS 10.0): IBM Tivoli Workload Scheduler 9.4, 9.5, and 10.1 is vulnerable to an XML External Entity Injection (XXE) attack when…
CVE-2019-14678 — Critical (CVSS 10.0): SAS XML Mapper 9.45 has an XML External Entity (XXE) vulnerability that can be leveraged by malicious attackers in…
CVE-2015-9280 — Critical (CVSS 10.0): MailEnable before 8.60 allows XXE via an XML document in the request.aspx Options parameter.
CVE-2018-1000838 — Critical (CVSS 10.0): autopsy version <= 4.9.0 contains a XML External Entity (XXE) vulnerability in CaseMetadata XML Parser that can result…
CVE-2018-1000837 — Critical (CVSS 10.0): UML Designer version <= 8.0.0 contains a XML External Entity (XXE) vulnerability in XML parser for plugins that can…
CVE-2018-1000835 — Critical (CVSS 10.0): KeePassDX version <= 2.5.0.0beta17 contains a XML External Entity (XXE) vulnerability in kdbx file parser that can…

Browse all CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities →