CVE-2021-40875

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

48.42% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 98.8% 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:H/I:N/A:N

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

2021-09-22 14:32Z4 YR AGO

Last updated

2024-08-04 02:51Z2 YR AGO

Reserved

2021-09-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-425Direct Request ('Forced Browsing')Base

Data version

5.1

Document digest

4f34b1ee5c0b60ff9091abd86a09a89196c8afdbd61c9776f52ce23af5a2b0f4

• www.gurock.comhttps://www.gurock.com/testrail/tour/enterprise-editionx_refsource_MISC
• johnjhacking.comhttps://johnjhacking.com/blog/cve-2021-40875/x_refsource_MISC
• github.comhttps://github.com/SakuraSamuraii/derailedx_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/164270/Gurock-Testrail-7.2.0.3014-Improper-Access-Control.htmlx_refsource_MISC