How severe is CVE-2017-2661?

CVE-2017-2661 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-2661 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-2661?

CVE-2017-2661 affects Clusterlabs Pcs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-2661?

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

When was CVE-2017-2661 published?

CVE-2017-2661 was published on 2018-03-12 and last updated on 2026-06-17.

CVE-2017-2661

CVE-2017-2661 is a medium-severity vulnerability in Clusterlabs Pcs with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Clusterlabs Pcs
Published: 2018-03-12
Last modified: 2026-06-17

Description

ClusterLabs pcs before version 0.9.157 is vulnerable to a cross-site scripting vulnerability due to improper validation of Node name field when creating new cluster or adding existing cluster.

Frequently asked questions

What is CVE-2017-2661?: ClusterLabs pcs before version 0.9.157 is vulnerable to a cross-site scripting vulnerability due to improper validation of Node name field when creating new cluster or adding existing cluster.
How severe is CVE-2017-2661?: CVE-2017-2661 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-2661 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2661?: CVE-2017-2661 affects Clusterlabs Pcs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-2661?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-2661 published?: CVE-2017-2661 was published on 2018-03-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:clusterlabs:pcs:*:*:*:*:*:*:*:*

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