How severe is CVE-2017-7667?

CVE-2017-7667 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2017-7667 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7667?

CVE-2017-7667 primarily affects Apache Nifi. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-7667?

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-2017-7667 published?

CVE-2017-7667 was published on 2017-06-12 and last updated on 2026-06-17.

CVE-2017-7667

CVE-2017-7667 is a high-severity vulnerability in Apache Nifi with a CVSS 3.x base score of 7.5. 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-346.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-346
Affected product: Apache Nifi
Published: 2017-06-12
Last modified: 2026-06-17

Description

Apache NiFi before 0.7.4 and 1.x before 1.3.0 need to establish the response header telling browsers to only allow framing with the same origin.

Frequently asked questions

What is CVE-2017-7667?: Apache NiFi before 0.7.4 and 1.x before 1.3.0 need to establish the response header telling browsers to only allow framing with the same origin.
How severe is CVE-2017-7667?: CVE-2017-7667 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2017-7667 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7667?: CVE-2017-7667 primarily affects Apache Nifi. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-7667?: 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-2017-7667 published?: CVE-2017-7667 was published on 2017-06-12 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:1.2.0:*:*:*:*:*:*:*

More vulnerabilities in Apache Nifi

CVE-2018-1309 — Critical (CVSS 9.8): Apache NiFi External XML Entity issue in SplitXML processor. Malicious XML content could cause information disclosure…
CVE-2017-15697 — Critical (CVSS 9.8): A malicious X-ProxyContextPath or X-Forwarded-Context header containing external resources or embedded code could cause…
CVE-2017-5636 — Critical (CVSS 9.8): In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, the proxy chain…
CVE-2026-39816 — High (CVSS 8.8): The optional extension component TinkerpopClientService is missing the Restricted annotation with the Execute Code…
CVE-2025-66524 — High (CVSS 8.8): Apache NiFi 1.20.0 through 2.6.0 include the GetAsanaObject Processor, which requires integration with a configurable…
CVE-2023-36542 — High (CVSS 8.8): Apache NiFi 0.0.2 through 1.22.0 include Processors and Controller Services that support HTTP URL references for…

All CVEs affecting Apache Nifi →

Other CWE-346 vulnerabilities

CVE-2026-42901 — Critical (CVSS 10.0): Origin validation error in Microsoft Entra ID allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-6508 — Critical (CVSS 9.8): Origin Validation Error vulnerability in TUBITAK BILGEM Software Technologies Research Institute Liderahenk allows…
CVE-2026-2790 — Critical (CVSS 9.8): Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR…
CVE-2022-50925 — Critical (CVSS 9.8): Prowise Reflect version 1.0.9 contains a remote keystroke injection vulnerability that allows attackers to send…
CVE-2025-30466 — Critical (CVSS 9.8): This issue was addressed through improved state management. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS…
CVE-2024-8487 — Critical (CVSS 9.8): A Cross-Origin Resource Sharing (CORS) vulnerability exists in modelscope/agentscope version v0.0.4. The CORS…

Browse all CWE-346 vulnerabilities →