CVE-2020-35936 json
Stored Cross-Site Scripting (XSS) vulnerabilities in the Post Grid plugin before 2.0.73 for WordPress allow remote authenticated attackers…
published 2021-01-01 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-23519
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
Stored Cross-Site Scripting (XSS) vulnerabilities in the Post Grid plugin before 2.0.73 for WordPress allow remote authenticated attackers to import layouts including JavaScript supplied via a remotely hosted crafted payload in the source parameter via AJAX. The action must be set to post_grid_import_xml_layouts.
Patch / fix
- pickplugins post_grid 2.0.73
- pickplugins team_showcase 1.22.16
Exploit prediction
1.67% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wordfence.com https://www.wordfence.com/blog/2020/10/high-severity-vulnerabilities-in-post-grid-and-team-showcase-plugins/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AC:H/AV:N/A:H/C:H/I:H/PR:L/S:U/UI:N |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 8.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.0 | AV:N/AC:M/Au:S/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wordfence.com
/blog/2020/10/high-severity-vulnerabilities-in-post-grid-and-team-showcase-plugins/
exploit, third-party-advisory
Sources
- CVE List CVE-2020-35936
- NVD CVE-2020-35936
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.