How severe is CVE-2020-27626?

CVE-2020-27626 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-27626 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-27626?

CVE-2020-27626 affects Jetbrains Youtrack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-27626?

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

When was CVE-2020-27626 published?

CVE-2020-27626 was published on 2020-11-16 and last updated on 2026-06-17.

CVE-2020-27626

CVE-2020-27626 is a medium-severity vulnerability in Jetbrains Youtrack with a CVSS 3.x base score of 5.3. 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-918.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Jetbrains Youtrack
Published: 2020-11-16
Last modified: 2026-06-17

Description

JetBrains YouTrack before 2020.3.5333 was vulnerable to SSRF.

Frequently asked questions

What is CVE-2020-27626?: JetBrains YouTrack before 2020.3.5333 was vulnerable to SSRF.
How severe is CVE-2020-27626?: CVE-2020-27626 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-27626 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-27626?: CVE-2020-27626 affects Jetbrains Youtrack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-27626?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-27626 published?: CVE-2020-27626 was published on 2020-11-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*

More vulnerabilities in Jetbrains Youtrack

CVE-2022-24442 — Critical (CVSS 9.8): JetBrains YouTrack before 2021.4.40426 was vulnerable to SSTI (Server-Side Template Injection) via FreeMarker templates.
CVE-2021-43185 — Critical (CVSS 9.8): JetBrains YouTrack before 2021.3.23639 is vulnerable to Host header injection.
CVE-2021-25770 — Critical (CVSS 9.8): In JetBrains YouTrack before 2020.5.3123, server-side template injection (SSTI) was possible, which could lead to code…
CVE-2019-12852 — Critical (CVSS 9.8): An SSRF attack was possible on a JetBrains YouTrack server. The issue (1 of 2) was fixed in JetBrains YouTrack…
CVE-2019-12867 — Critical (CVSS 9.8): Certain actions could cause privilege escalation for issue attachments in JetBrains YouTrack. The issue was fixed in…
CVE-2019-12866 — Critical (CVSS 9.8): An Insecure Direct Object Reference, with Authorization Bypass through a User-Controlled Key, was possible in JetBrains…

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