How severe is CVE-2020-13883?

CVE-2020-13883 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2020-13883 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-2020-13883?

CVE-2020-13883 primarily affects Wso2 Api Manager. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-13883?

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

When was CVE-2020-13883 published?

CVE-2020-13883 was published on 2020-06-06 and last updated on 2026-06-17.

CVE-2020-13883

CVE-2020-13883 is a medium-severity vulnerability in Wso2 Api Manager with a CVSS 3.x base score of 6.7. 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-611.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 6.5
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Wso2 Api Manager
Published: 2020-06-06
Last modified: 2026-06-17

Description

In WSO2 API Manager 3.0.0 and earlier, WSO2 API Microgateway 2.2.0, and WSO2 IS as Key Manager 5.9.0 and earlier, Management Console allows XXE during addition or update of a Lifecycle.

Frequently asked questions

What is CVE-2020-13883?: In WSO2 API Manager 3.0.0 and earlier, WSO2 API Microgateway 2.2.0, and WSO2 IS as Key Manager 5.9.0 and earlier, Management Console allows XXE during addition or update of a Lifecycle.
How severe is CVE-2020-13883?: CVE-2020-13883 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2020-13883 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-2020-13883?: CVE-2020-13883 primarily affects Wso2 Api Manager. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-13883?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13883 published?: CVE-2020-13883 was published on 2020-06-06 and last updated on 2026-06-17.

References

https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2020-0727

Affected products (3)

cpe:2.3:a:wso2:api_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:wso2:api_microgateway:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:wso2:identity_server_as_key_manager:*:*:*:*:*:*:*:*

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