How severe is CVE-2021-21675?

CVE-2021-21675 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-21675 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21675?

CVE-2021-21675 affects Jenkins Requests. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-21675?

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

When was CVE-2021-21675 published?

CVE-2021-21675 was published on 2021-06-30 and last updated on 2026-06-17.

CVE-2021-21675

CVE-2021-21675 is a medium-severity vulnerability in Jenkins Requests with a CVSS 3.x base score of 6.5. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Jenkins Requests
Published: 2021-06-30
Last modified: 2026-06-17

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins requests-plugin Plugin 2.2.12 and earlier allows attackers to create requests and/or have administrators apply pending requests.

Frequently asked questions

What is CVE-2021-21675?: A cross-site request forgery (CSRF) vulnerability in Jenkins requests-plugin Plugin 2.2.12 and earlier allows attackers to create requests and/or have administrators apply pending requests.
How severe is CVE-2021-21675?: CVE-2021-21675 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-21675 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21675?: CVE-2021-21675 affects Jenkins Requests. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-21675?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-21675 published?: CVE-2021-21675 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-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…
CVE-2021-21674 — Medium (CVSS 4.3): A missing permission check in Jenkins requests-plugin Plugin 2.2.6 and earlier allows attackers with Overall/Read…

All CVEs affecting Jenkins Requests →

Other CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities

CVE-2025-32642 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in appsbd Vite Coupon vite-coupon allows Remote Code Inclusion.This…
CVE-2025-23922 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in Harsh iSpring Embedder embed-ispring allows Upload a Web Shell to a…
CVE-2017-5145 — Critical (CVSS 10.0): An issue was discovered in Carlo Gavazzi VMU-C EM prior to firmware Version A11_U05, and VMU-C PV prior to firmware…
CVE-2019-25729 — Critical (CVSS 9.8): PDF Signer 3.0 contains a server-side template injection vulnerability that allows unauthenticated attackers to execute…
CVE-2025-48340 — Critical (CVSS 9.8): Cross-Site Request Forgery (CSRF) vulnerability in Danny Vink User Profile Meta Manager user-profile-meta allows…
CVE-2025-2907 — Critical (CVSS 9.8): The Order Delivery Date WordPress plugin before 12.3.1 does not have authorization and CSRF checks when importing…

Browse all CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities →