CVE-2021-29907

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

1.47% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 72.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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

2021-08-31 16:05Z5 YR AGO

Last updated

2024-09-16 17:42Z1 YR AGO

Reserved

2021-03-31

Assigning CNA

ibm

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.0/AV:N/AC:L/UI:N/A:H/I:H/PR:L/S:U/C:H/RC:C/E:U/RL:O

Weaknesses

• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.1

Document digest

eb4fa8ad70fc1de8c383917b86c9e3d8f39b34eb876405aa1a2f10682ebe5c4e

• www.ibm.comhttps://www.ibm.com/support/pages/node/6483607x_refsource_CONFIRM
• exchange.xforce.ibmcloud.comibm-openpages-cve202129907-code-exec (207633)https://exchange.xforce.ibmcloud.com/vulnerabilities/207633vdb-entryx_refsource_XF