What is CVE-2023-1478?

CVE-2023-1478 is a critical-severity vulnerability in Incsub Hummingbird, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-04-10.

How severe is CVE-2023-1478?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-1478 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Incsub Hummingbird

CVE-2023-1478

The Hummingbird WordPress plugin before 3.4.2 does not validate the generated file path for page cache files before writing them, leading to a path traversal vulnerability in the page cache module.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.011 (62.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Incsub Hummingbird
Unknown Hummingbird — versions 0

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

References

contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-1478?: CVE-2023-1478 is a critical-severity vulnerability in Incsub Hummingbird, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-04-10.
How severe is CVE-2023-1478?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-1478 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.