CVE-2019-11870

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-05-09 · updated 2026-06-17
Weakness: CWE-79

Description

Serendipity before 2.1.5 has XSS via EXIF data that is mishandled in the templates/2k11/admin/media_choose.tpl Editor Preview feature or the templates/2k11/admin/media_items.tpl Media Library feature.

Affected products

s9y Serendipity: before 2.1.5 — fixed in 2.1.5

How to fix

Upgrade to a fixed version: s9y Serendipity 2.1.5. Check the vendor advisory for mitigations.

References

http://www.openwall.com/lists/oss-security/2019/05/10/1
https://blog.s9y.org/archives/282-Serendipity-2.1.5-released.html
https://github.com/s9y/Serendipity/issues/598
https://www.openwall.com/lists/oss-security/2019/05/03/3
http://www.openwall.com/lists/oss-security/2019/05/10/1
https://blog.s9y.org/archives/282-Serendipity-2.1.5-released.html
https://github.com/s9y/Serendipity/issues/598
https://www.openwall.com/lists/oss-security/2019/05/03/3

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