How severe is CVE-2014-9634?

CVE-2014-9634 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2014-9634 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-9634?

CVE-2014-9634 affects Jenkins. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-9634?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-9634 published?

CVE-2014-9634 was published on 2017-09-12 and last updated on 2026-06-17.

CVE-2014-9634

CVE-2014-9634 is a medium-severity vulnerability in Jenkins with a CVSS 3.x base score of 5.3. 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-254.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-254
Affected product: Jenkins
Published: 2017-09-12
Last modified: 2026-06-17

Description

Jenkins before 1.586 does not set the secure flag on session cookies when run on Tomcat 7.0.41 or later, which makes it easier for remote attackers to capture cookies by intercepting their transmission within an HTTP session.

Frequently asked questions

What is CVE-2014-9634?: Jenkins before 1.586 does not set the secure flag on session cookies when run on Tomcat 7.0.41 or later, which makes it easier for remote attackers to capture cookies by intercepting their transmission within an HTTP session.
How severe is CVE-2014-9634?: CVE-2014-9634 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2014-9634 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-9634?: CVE-2014-9634 affects Jenkins. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-9634?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-9634 published?: CVE-2014-9634 was published on 2017-09-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:jenkins:*:*:*:*:*:*:*:*

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