CVE-2021-39351

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• 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

1.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 66.2% of scored records. A rank, not a probability.

NVD base score

6.5 (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: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

2021-10-06 15:22Z5 YR AGO

Last updated

2025-02-14 18:24Z1 YR AGO

Reserved

2021-08-20

Assigning CNA

Wordfence

Record state

PUBLISHED

Severity

High (CVSS 7.7)

CNA CVSS vector

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

Weaknesses

• CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')Base

Data version

5.1

Document digest

dcbc63b3b9a9b6e2a2be48c69bb4712857492927ba0a46c86b2a95e61d61c2b3

• www.wordfence.comhttps://www.wordfence.com/vulnerability-advisories/#CVE-2021-39351x_refsource_MISC
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/wp-bannerize/trunk/Classes/wpBannerizeAdmin.php#L1681x_refsource_MISC