CVE-2020-26243

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

2.66% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 84.6% 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:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

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

Red Hat severity

Important. 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

2020-11-25 16:50Z5 YR AGO

Last updated

2024-08-04 15:56Z2 YR AGO

Reserved

2020-10-01

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-20Improper Input ValidationClass
• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
• CWE-772Missing Release of Resource after Effective LifetimeBase

Data version

5.1

Document digest

e567d955a14608139d5d4c9e3ca6502c705993b340f547e64c03468e17159094

• github.comhttps://github.com/nanopb/nanopb/security/advisories/GHSA-85rr-4rh9-hhwhx_refsource_CONFIRM
• github.comhttps://github.com/nanopb/nanopb/issues/615x_refsource_MISC
• github.comhttps://github.com/nanopb/nanopb/commit/4fe23595732b6f1254cfc11a9b8d6da900b55b0cx_refsource_MISC
• github.comhttps://github.com/nanopb/nanopb/blob/2b48a361786dfb1f63d229840217a93aae064667/CHANGELOG.txtx_refsource_MISC