What is CVE-2017-16881?

CVE-2017-16881 is a medium-severity vulnerability in Symphony Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-11-18.

How severe is CVE-2017-16881?

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

XSS in Symphony Project

CVE-2017-16881

b3log Symphony (aka Sym) 2.2.0 does not properly address XSS in JSON objects, as demonstrated by a crafted userAvatarURL value to /settings/avatar, related to processor/AdminProcessor.java, processor/ArticleProcessor.java, processor/UserProcessor.java, service/ArticleQueryService.java, service/AvatarQueryService.java, and service/CommentQueryService.java.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (53.5th percentile) — read the EPSS interpretation.

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.

Affected products

Symphony_project Symphony — versions 2.2.0
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (x_refsource_CONFIRM, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2017-16881?: CVE-2017-16881 is a medium-severity vulnerability in Symphony Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-11-18.
How severe is CVE-2017-16881?: Medium severity. CVSS v3 base score is 6.1 out of 10.