Medium severity6.1NVD Advisory· Published Nov 18, 2017· Updated Jun 17, 2026

CVE-2017-16881

Description

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.

Affected products

Symphony Project/Symphony
cpe:2.3:a:symphony_project:symphony:2.2.0:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

github.com/b3log/symphony/issues/504nvdExploitThird Party Advisory

News mentions

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cvss	0.397
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000