What is CVE-2023-4126?

CVE-2023-4126 is a high-severity vulnerability in Answer, classified under Insufficient Session Expiration. CVSS score: 8.8/10. Published 2023-08-03.

How severe is CVE-2023-4126?

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

Vulnerability in Answer

CVE-2023-4126

Insufficient Session Expiration in GitHub repository answerdev/answer prior to v1.1.0.

Published 2023-08-03 · last modified 2026-06-17.

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: 0.006 (44.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Answer
Answerdev Answerdev/answer — versions unspecified

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

huntr.dev/bounties/7f50bf1c-bcb9-46ca-8cec-211493d280c5 (Exploit, Patch, Third Party Advisory)
github.com/answerdev/answer/commit/4f468b58d0dea51290bfbdd3e96332b0014c8730 (Patch)

Frequently asked questions

What is CVE-2023-4126?: CVE-2023-4126 is a high-severity vulnerability in Answer, classified under Insufficient Session Expiration. CVSS score: 8.8/10. Published 2023-08-03.
How severe is CVE-2023-4126?: High severity. CVSS v3 base score is 8.8 out of 10.