CVE-2021-4449

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.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• Technical ImpacttotalSuccessful exploitation gives total 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

5.44% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 92.0% 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

2024-10-16 06:43Z1 YR AGO

Last updated

2026-04-08 16:42Z4 MO AGO

Reserved

2024-10-15

Assigning CNA

Wordfence

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

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

Weaknesses

• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.2

Document digest

70b9387616605d8ea6bd3ca39af101960864938f12e1e52243b71b1273aa5ef4

• www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/262e3bb3-bc83-4d0b-8056-9f94ec141b8f?source=cve
• ithemes.comhttps://ithemes.com/blog/wordpress-vulnerability-report-june-2021-part-5/#ib-toc-anchor-2
• wpscan.comhttps://wpscan.com/vulnerability/07259a61-8ba9-4dd0-8d52-cc1df389c0ad
• sploitus.comhttps://sploitus.com/exploit?id=WPEX-ID:07259A61-8BA9-4DD0-8D52-CC1DF389C0AD
• github.comhttps://github.com/0xAgun/Arbitrary-File-Upload-ZoomSounds
• codecanyon.nethttps://codecanyon.net/item/zoomsounds-wordpress-wave-audio-player-with-playlist/6181433