What is CVE-2016-1157?

CVE-2016-1157 is a medium-severity vulnerability in Log-Chat Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-02-23.

How severe is CVE-2016-1157?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Log-Chat Project

CVE-2016-1157

Cross-site scripting (XSS) vulnerability in log_chat.cgi in Script* Log-Chat before 2.0 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2016-02-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.6th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Log-Chat Project — versions 1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

jvn.jp/en/jp/JVN93535632/index.html (Vendor Advisory, third-party-advisory)
jvndb.jvn.jp/jvndb/JVNDB-2016-000031 (Vendor Advisory, third-party-advisory)
r.o0o0.jp/sc/log-chat/

Frequently asked questions

What is CVE-2016-1157?: CVE-2016-1157 is a medium-severity vulnerability in Log-Chat Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-02-23.
How severe is CVE-2016-1157?: Medium severity. CVSS v3 base score is 6.1 out of 10.