CVE-2021-4307

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 70.1% of scored records. A rank, not a probability.

NVD base score

9.8 (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: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

2023-01-07 19:28Z3 YR AGO

Last updated

2024-11-25 17:08Z1 YR AGO

Reserved

2023-01-07

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Medium (CVSS 6.3)

CNA CVSS vector

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

Weaknesses

• CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')Variant

Data version

5.1

Document digest

59d006ab2c797af3cdd5df615019cc0c1856b58e5598b6ef3c9b676224caa8ca

• vuldb.comhttps://vuldb.com/?id.217627vdb-entrytechnical-description
• vuldb.comhttps://vuldb.com/?ctiid.217627signaturepermissions-required
• github.comhttps://github.com/Yomguithereal/baobab/pull/511issue-tracking
• github.comhttps://github.com/Yomguithereal/baobab/commit/c56639532a923d9a1600fb863ec7551b188b5d19patch
• github.comhttps://github.com/Yomguithereal/baobab/releases/tag/2.6.1patch