How severe is CVE-2020-28480?

CVE-2020-28480 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2020-28480 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28480?

CVE-2020-28480 affects Jointjs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28480?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-28480 published?

CVE-2020-28480 was published on 2021-01-19 and last updated on 2026-06-17.

CVE-2020-28480

CVE-2020-28480 is a high-severity vulnerability in Jointjs with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Jointjs
Published: 2021-01-19
Last modified: 2026-06-17

Description

The package jointjs before 3.3.0 are vulnerable to Prototype Pollution via util.setByPath (https://resources.jointjs.com/docs/jointjs/v3.2/joint.htmlutil.setByPath). The path used the access the object's key and set the value is not properly sanitized, leading to a Prototype Pollution.

Frequently asked questions

What is CVE-2020-28480?: The package jointjs before 3.3.0 are vulnerable to Prototype Pollution via util.setByPath (https://resources.jointjs.com/docs/jointjs/v3.2/joint.htmlutil.setByPath). The path used the access the object's key and set the value is not properly sanitized, leading to a Prototype Pollution.
How severe is CVE-2020-28480?: CVE-2020-28480 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2020-28480 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28480?: CVE-2020-28480 affects Jointjs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28480?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-28480 published?: CVE-2020-28480 was published on 2021-01-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jointjs:jointjs:*:*:*:*:*:*:*:*

More vulnerabilities in Jointjs

CVE-2020-28479 — Medium (CVSS 5.9): The package jointjs before 3.3.0 are vulnerable to Denial of Service (DoS) via the unsetByPath function.

All CVEs affecting Jointjs →