01 Record
CVE-2026-102173
Kirki – Freeform Page Builder, Website Builder & Customizer <= 6.3.1 - Unauthenticated Stored Cross-Site Scripting via Registration Metadata
HighPUBLISHEDCNA: Wordfence
CNA base score7.2 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
02 Description
Kirki – Freeform Page Builder, Website Builder & Customizer <= 6.3.1 - Unauthenticated Stored Cross-Site Scripting via Registration Metadata
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 30.1% of scored records. A rank, not a probability.
- NVD base score
- 7.2 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-07.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-07 05:30Z22 DAYS AGO
- Last updated
- 2026-10-07 17:05Z21 DAYS AGO
- Reserved
- 2026-09-28
- Assigning CNA
- Wordfence
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.2)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.2
- Document digest
- ea25f1405548cb75ccc87538f455ecebc4a85d4020368e41f8c3c453343d5047
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/368001e9-3806-41d5-902e-0facf7fb31ff?source=cve
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/includes/Frontend/Preview/ExceptionalElements.php#L1184
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/includes/Frontend/Preview/ExceptionalElements.php#L1079
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/includes/HelperFunctions.php#L1151
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/ComponentLibrary/controller/CompLibFormHandler.php#L361
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/ComponentLibrary/controller/CompLibFormHandler.php#L389
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/ComponentLibrary/controller/CompLibFormHandler.php#L76
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/ComponentLibrary/controller/ElementGenerator.php#L259
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/kirki/tags/6.3.1/includes/Frontend/Preview/Utils.php#L308
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?reponame=&new=3718900%40kirki%2Ftags%2F6.3.2&old=3697265%40kirki%2Ftags%2F6.3.1
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset/3718900/kirki/trunk/includes/Frontend/Preview/ExceptionalElements.php