How severe is CVE-2021-21674?

CVE-2021-21674 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-21674 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21674?

CVE-2021-21674 affects Jenkins Requests. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-21674?

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

When was CVE-2021-21674 published?

CVE-2021-21674 was published on 2021-06-30 and last updated on 2026-06-17.

CVE-2021-21674

CVE-2021-21674 is a medium-severity vulnerability in Jenkins Requests with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Jenkins Requests
Published: 2021-06-30
Last modified: 2026-06-17

Description

A missing permission check in Jenkins requests-plugin Plugin 2.2.6 and earlier allows attackers with Overall/Read permission to view the list of pending requests.

Frequently asked questions

What is CVE-2021-21674?: A missing permission check in Jenkins requests-plugin Plugin 2.2.6 and earlier allows attackers with Overall/Read permission to view the list of pending requests.
How severe is CVE-2021-21674?: CVE-2021-21674 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-21674 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21674?: CVE-2021-21674 affects Jenkins Requests. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-21674?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-21674 published?: CVE-2021-21674 was published on 2021-06-30 and last updated on 2026-06-17.

References

Affected products (1)

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

More vulnerabilities in Jenkins Requests

CVE-2021-21675 — Medium (CVSS 6.5): A cross-site request forgery (CSRF) vulnerability in Jenkins requests-plugin Plugin 2.2.12 and earlier allows attackers…
CVE-2022-34782 — Medium (CVSS 4.3): An incorrect permission check in Jenkins requests-plugin Plugin 2.2.16 and earlier allows attackers with Overall/Read…
CVE-2021-21676 — Medium (CVSS 4.3): Jenkins requests-plugin Plugin 2.2.7 and earlier does not perform a permission check in an HTTP endpoint, allowing…

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