CVE-2020-15138

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

2.04% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 81.0% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:L

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-08-07 16:30Z6 YR AGO

Last updated

2024-08-04 13:08Z2 YR AGO

Reserved

2020-06-25

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

1bb31474db1d309ffeda329ea1a33799a3f290654581d5aa3558aea6c0e4c153

• github.comhttps://github.com/PrismJS/prism/security/advisories/GHSA-wvhm-4hhf-97x9x_refsource_CONFIRM
• prismjs.comhttps://prismjs.com/plugins/previewers/#disabling-a-previewerx_refsource_MISC
• github.comhttps://github.com/PrismJS/prism/pull/2506/commits/7bd7de05edf71112a3a77f87901a2409c9c5c20cx_refsource_MISC