How severe is CVE-2020-27994?

CVE-2020-27994 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-27994 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-27994?

CVE-2020-27994 affects Solarwinds Serv-u. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-27994?

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

When was CVE-2020-27994 published?

CVE-2020-27994 was published on 2021-02-03 and last updated on 2026-06-17.

CVE-2020-27994

CVE-2020-27994 is a medium-severity vulnerability in Solarwinds Serv-u with a CVSS 3.x base score of 6.5. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Solarwinds Serv-u
Published: 2021-02-03
Last modified: 2026-06-17

Description

SolarWinds Serv-U before 15.2.2 allows Authenticated Directory Traversal.

Frequently asked questions

What is CVE-2020-27994?: SolarWinds Serv-U before 15.2.2 allows Authenticated Directory Traversal.
How severe is CVE-2020-27994?: CVE-2020-27994 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-27994 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-27994?: CVE-2020-27994 affects Solarwinds Serv-u. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-27994?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-27994 published?: CVE-2020-27994 was published on 2021-02-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:solarwinds:serv-u:*:*:*:*:*:*:*:*

More vulnerabilities in Solarwinds Serv-u

CVE-2020-35481 — Critical (CVSS 9.8): SolarWinds Serv-U before 15.2.2 allows Unauthenticated Macro Injection.
CVE-2026-28321 — Critical (CVSS 9.1): SolarWinds Serv-U is affected by a broken access control vulnerability that could allow arbitrary file read and write,…
CVE-2026-28317 — Critical (CVSS 9.1): SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to privilege…
CVE-2026-28316 — Critical (CVSS 9.1): SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to privilege…
CVE-2026-28314 — Critical (CVSS 9.1): SolarWinds Serv-U is affected by an insecure direct object reference vulnerability that leads to an account takeover.…
CVE-2026-28313 — Critical (CVSS 9.1): SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to SMTP…

All CVEs affecting Solarwinds Serv-u →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-76606 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Path Traversal via image element in Fabrik < 4.7.3 - ???.
CVE-2026-18051 — Critical (CVSS 10.0): The W3 Total Cache WordPress plugin before 2.10.5 does not properly validate the request path it uses to build cache…
CVE-2026-74764 — Critical (CVSS 10.0): Pandora contains a path traversal vulnerability in its TAR archive extraction functionality. When processing a…
CVE-2026-16940 — Critical (CVSS 10.0): The Custom Fields WordPress plugin before 1.5.1 does not validate a user-supplied file path before deletion, allowing…
CVE-2026-67429 — Critical (CVSS 10.0): Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.6, image.download and related…
CVE-2026-59555 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.3 versions.

Browse all CWE-22 (Path Traversal) vulnerabilities →