How severe is CVE-2020-15910?

CVE-2020-15910 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-15910 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15910?

CVE-2020-15910 affects Solarwinds N-central. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15910?

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

When was CVE-2020-15910 published?

CVE-2020-15910 was published on 2020-10-19 and last updated on 2026-06-17.

CVE-2020-15910

CVE-2020-15910 is a medium-severity vulnerability in Solarwinds N-central with a CVSS 3.x base score of 4.7. 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-732.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 4.3
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Solarwinds N-central
Published: 2020-10-19
Last modified: 2026-06-17

Description

SolarWinds N-Central version 12.3 GA and lower does not set the JSESSIONID attribute to HTTPOnly. This makes it possible to influence the cookie with javascript. An attacker could send the user to a prepared webpage or by influencing JavaScript to the extract the JESSIONID. This could then be forwarded to the attacker.

Frequently asked questions

What is CVE-2020-15910?: SolarWinds N-Central version 12.3 GA and lower does not set the JSESSIONID attribute to HTTPOnly. This makes it possible to influence the cookie with javascript. An attacker could send the user to a prepared webpage or by influencing JavaScript to the extract the JESSIONID. This could then be forwarded to the attacker.
How severe is CVE-2020-15910?: CVE-2020-15910 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-15910 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15910?: CVE-2020-15910 affects Solarwinds N-central. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15910?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-15910 published?: CVE-2020-15910 was published on 2020-10-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:solarwinds:n-central:*:*:*:*:general_availability:*:*:*

More vulnerabilities in Solarwinds N-central

CVE-2020-25622 — High (CVSS 8.8): An issue was discovered in SolarWinds N-Central 12.3.0.670. The AdvancedScripts HTTP endpoint allows CSRF.
CVE-2020-25618 — High (CVSS 8.8): An issue was discovered in SolarWinds N-Central 12.3.0.670. The sudo configuration has incorrect access control because…
CVE-2020-25617 — High (CVSS 8.8): An issue was discovered in SolarWinds N-Central 12.3.0.670. The AdvancedScripts HTTP endpoint allows Relative Path…
CVE-2020-15909 — High (CVSS 8.8): SolarWinds N-central through 2020.1 allows session hijacking and requires user interaction or physical access. The…
CVE-2020-25621 — High (CVSS 8.4): An issue was discovered in SolarWinds N-Central 12.3.0.670. The local database does not require authentication:…
CVE-2020-25620 — High (CVSS 7.8): An issue was discovered in SolarWinds N-Central 12.3.0.670. Hard-coded Credentials exist by default for local user…

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