What is CVE-2020-15910?

CVE-2020-15910 is a medium-severity vulnerability in Solarwinds N-Central, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 4.7/10. Published 2020-10-19.

How severe is CVE-2020-15910?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Solarwinds N-Central

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.

Published 2020-10-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.056 (92.6th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.056 · newest: 0.056 · change: 0.000

Affected products

Solarwinds N-Central

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

www.solarwindsmsp.com/products/n-central (Product)
limenetworks.nl/wp-content/uploads/CVE-934261-v-1.2.pdf (Third Party Advisory)

Frequently asked questions

What is CVE-2020-15910?: CVE-2020-15910 is a medium-severity vulnerability in Solarwinds N-Central, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 4.7/10. Published 2020-10-19.
How severe is CVE-2020-15910?: Medium severity. CVSS v3 base score is 4.7 out of 10.