What is CVE-2023-43176?

CVE-2023-43176 is a high-severity vulnerability in Afterlogic Aurora Files, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2023-10-03.

How severe is CVE-2023-43176?

High severity. CVSS v3 base score is 8.8 out of 10.

Deserialization in Afterlogic Aurora Files

CVE-2023-43176

A deserialization vulnerability in Afterlogic Aurora Files v9.7.3 allows attackers to execute arbitrary code via supplying a crafted .sabredav file.

Vulnerability class: Insecure Deserialization

Published 2023-10-03 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.014 (71.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: +0.000

Affected products

Afterlogic Aurora Files — versions 9.7.3

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
af854a3a-2127-422b-91ae-364da2661108 (Broken Link, Not Applicable)
nvd.nist.gov/vuln-metrics/cvss/v3-calculator (US Government Resource, VDB Entry, Third Party Advisory)
sec.leonardini.dev/blog/cve-2023-43176-rce_aurora_files/ (Exploit, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2023-43176?: CVE-2023-43176 is a high-severity vulnerability in Afterlogic Aurora Files, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2023-10-03.
How severe is CVE-2023-43176?: High severity. CVSS v3 base score is 8.8 out of 10.