CVSS 3.1
5.4 mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NCVE-2019-16520
Medium (5.4) in semperplugins all in one seo pack. EPSS 1.5% chance of exploitation in the next 30 days.
The all-in-one-seo-pack plugin before 3.2.7 for WordPress (aka All in One SEO Pack) is susceptible to Stored XSS due to improper encoding of the SEO-specific description for posts provided by the plugin via unsafe placeholder replacement.
Severity
- EPSS
- 1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)
- CWE
- CWE-79
- Published
- Modified
- Record from
- the NVD, synced
Affected
- semperplugins:all_in_one_seo_pack
References
- http://www.openwall.com/lists/oss-security/2019/10/16/5
- https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20190913-04_WordPress_Plugin_All_in_One_SEO_Pack
- https://github.com/semperfiwebdesign/all-in-one-seo-pack/issues/2888
- https://semperplugins.com/all-in-one-seo-pack-changelog/
- https://wordpress.org/plugins/all-in-one-seo-pack/#developers