How severe is CVE-2017-6213?

CVE-2017-6213 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-6213 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6213?

CVE-2017-6213 affects Paypal Php Invoice Sdk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-6213?

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

When was CVE-2017-6213 published?

CVE-2017-6213 was published on 2018-08-02 and last updated on 2026-06-17.

CVE-2017-6213

CVE-2017-6213 is a medium-severity vulnerability in Paypal Php Invoice Sdk with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Paypal Php Invoice Sdk
Published: 2018-08-02
Last modified: 2026-06-17

Description

paypal/invoice-sdk-php is vulnerable to reflected XSS in samples/permissions.php via the permToken parameter, resulting in code execution.

Frequently asked questions

What is CVE-2017-6213?: paypal/invoice-sdk-php is vulnerable to reflected XSS in samples/permissions.php via the permToken parameter, resulting in code execution.
How severe is CVE-2017-6213?: CVE-2017-6213 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-6213 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6213?: CVE-2017-6213 affects Paypal Php Invoice Sdk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-6213?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6213 published?: CVE-2017-6213 was published on 2018-08-02 and last updated on 2026-06-17.

References

https://github.com/paypal/invoice-sdk-php/issues/13

Affected products (1)

cpe:2.3:a:paypal:php_invoice_sdk:*:*:*:*:*:*:*:*

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