CVE-2020-26255

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

1.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 72.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2020-12-08 14:45Z5 YR AGO

Last updated

2024-08-04 15:56Z2 YR AGO

Reserved

2020-10-01

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 6.8)

CNA CVSS vector

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

Weaknesses

• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.1

Document digest

68aa92863389061665ed96f3b152803e4324f4cd31fb90b3ba37a8576e7f68f0

• packagist.orghttps://packagist.org/packages/getkirby/cmsx_refsource_MISC
• packagist.orghttps://packagist.org/packages/getkirby/panelx_refsource_MISC
• github.comhttps://github.com/getkirby/kirby/security/advisories/GHSA-g3h8-cg9x-47qwx_refsource_CONFIRM
• github.comhttps://github.com/getkirby/kirby/releases/tag/3.4.5x_refsource_MISC
• github.comhttps://github.com/getkirby/kirby/commit/db8f371b13036861c9cc5ba3e85e27f73fce5e09x_refsource_MISC
• github.comhttps://github.com/getkirby-v2/panel/commit/5a569d4e3ddaea2b6628d7ec1472a3e8bc410881x_refsource_MISC