How severe is CVE-2020-13615?

CVE-2020-13615 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-13615 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13615?

CVE-2020-13615 affects Qore. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13615?

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

When was CVE-2020-13615 published?

CVE-2020-13615 was published on 2020-05-26 and last updated on 2026-06-17.

CVE-2020-13615

CVE-2020-13615 is a medium-severity vulnerability in Qore with a CVSS 3.x base score of 5.9. 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-295.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Qore
Published: 2020-05-26
Last modified: 2026-06-17

Description

lib/QoreSocket.cpp in Qore before 0.9.4.2 lacks hostname verification for X.509 certificates.

Frequently asked questions

What is CVE-2020-13615?: lib/QoreSocket.cpp in Qore before 0.9.4.2 lacks hostname verification for X.509 certificates.
How severe is CVE-2020-13615?: CVE-2020-13615 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-13615 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13615?: CVE-2020-13615 affects Qore. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13615?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13615 published?: CVE-2020-13615 was published on 2020-05-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:qore:qore:*:*:*:*:*:*:*:*

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