CVE-2020-11030Cross-site scripting (XSS) in Search block in WordPress
- 6.4MediumCVSS base score
- 1.4%Exploitation in 30 daysEPSS · top 26% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In affected versions of WordPress, a special payload can be crafted that can lead to scripts getting executed within the search block of the block editor. This requires an authenticated user with the ability to add content. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).
Timeline
ID reserved
By GitHub_M
- 31 days later
· 31 days later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Medium6.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N |
| NVDNVD · Modified | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.4% · top 26% of all CVEs (14 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.4.
Affected products
- affected >= 5.4.0, < 5.4.1
- affected >= 5.3.0, < 5.3.3
- affected >= 5.2.0, < 5.2.6
- affected >= 5.1.0, < 5.1.5
- affected >= 5.0.0, < 5.0.9
- affected >= 4.9.0, < 4.9.14
- affected >= 4.8.0, < 4.8.13
- affected >= 4.7.0, < 4.7.17
- affected >= 4.6.0, < 4.6.18
- affected >= 4.5.0, < 4.5.21
- affected >= 4.4.0, < 4.4.22
- affected >= 4.3.0, < 4.3.23
- affected >= 4.2.0, < 4.2.27
- affected >= 4.1.0, < 4.1.30
- affected >= 4.0.0, < 4.0.30
- affected >= 3.9.0, < 3.9.31
- affected >= 3.8.0, < 3.8.33
- affected >= 3.7.0, < 3.7.33
References
References3
- https://wordpress.org/support/wordpress-version/version-5-4-1/#security-updates (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-vccm-6gmc-qhjh (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-4677 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-3415 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-11030)Record last updated .