CVE-2026-3577

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

0.20% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 10.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Deferred. 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

2026-03-20 23:25Z5 MO AGO

Last updated

2026-04-08 16:37Z4 MO AGO

Reserved

2026-03-04

Assigning CNA

Wordfence

Record state

PUBLISHED

Severity

Medium (CVSS 4.4)

CNA CVSS vector

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

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.2

Document digest

f0620333641bbb788a7f7afb94b55f31f692b3a9dba0643859f7f1d0d497c053

• www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/18a4fa4b-5c99-4347-8b34-e49f7e0972be?source=cve
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/keep-backup-daily/tags/2.1.1/inc/functions.php#L626
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/keep-backup-daily/trunk/inc/functions.php#L626
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/keep-backup-daily/tags/2.1.1/inc/kbd_cron.php#L505
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/keep-backup-daily/trunk/inc/kbd_cron.php#L505
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3481587%40keep-backup-daily&new=3481587%40keep-backup-daily&sfp_email=&sfph_mail=