How severe is CVE-2017-15881?

CVE-2017-15881 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-15881 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-2017-15881?

CVE-2017-15881 primarily affects Keystonejs Keystone. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-15881?

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

When was CVE-2017-15881 published?

CVE-2017-15881 was published on 2017-10-24 and last updated on 2026-06-17.

CVE-2017-15881

CVE-2017-15881 is a medium-severity vulnerability in Keystonejs Keystone with a CVSS 3.x base score of 4.8. 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 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Keystonejs Keystone
Published: 2017-10-24
Last modified: 2026-06-17

Description

Cross-Site Scripting vulnerability in KeystoneJS before 4.0.0-beta.7 allows remote authenticated administrators to inject arbitrary web script or HTML via the "content brief" or "content extended" field, a different vulnerability than CVE-2017-15878.

Frequently asked questions

What is CVE-2017-15881?: Cross-Site Scripting vulnerability in KeystoneJS before 4.0.0-beta.7 allows remote authenticated administrators to inject arbitrary web script or HTML via the "content brief" or "content extended" field, a different vulnerability than CVE-2017-15878.
How severe is CVE-2017-15881?: CVE-2017-15881 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-15881 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-2017-15881?: CVE-2017-15881 primarily affects Keystonejs Keystone. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-15881?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-15881 published?: CVE-2017-15881 was published on 2017-10-24 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:a:keystonejs:keystone:*:*:*:*:*:node.js:*:*
cpe:2.3:a:keystonejs:keystone:4.0.0:-:*:*:*:node.js:*:*
cpe:2.3:a:keystonejs:keystone:4.0.0:beta1:*:*:*:node.js:*:*
cpe:2.3:a:keystonejs:keystone:4.0.0:beta2:*:*:*:node.js:*:*
cpe:2.3:a:keystonejs:keystone:4.0.0:beta3:*:*:*:node.js:*:*
cpe:2.3:a:keystonejs:keystone:4.0.0:beta4:*:*:*:node.js:*:*
cpe:2.3:a:keystonejs:keystone:4.0.0:beta5:*:*:*:node.js:*:*

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