What is CVE-2017-1000507?

CVE-2017-1000507 is a medium-severity vulnerability in Cnvs Canvas, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-02-09.

How severe is CVE-2017-1000507?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Cnvs Canvas

CVE-2017-1000507

Canvs Canvas version 3.4.2 contains a Cross Site Scripting (XSS) vulnerability in User's details that can result in denial of service and execution of javascript code.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-02-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.2th percentile), scored 2026-10-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Cnvs Canvas — versions 3.4.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/cnvs/canvas/issues/359 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2017-1000507?: CVE-2017-1000507 is a medium-severity vulnerability in Cnvs Canvas, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-02-09.
How severe is CVE-2017-1000507?: Medium severity. CVSS v3 base score is 5.4 out of 10.