Solace Extra < 1.6.1 - Subscriber+ Post Meta Update via solace_update_sitebuilder_status

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-16965
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-09 06:17:55 UTC
Updated2026-08-26 16:31:16 UTC
DescriptionThe Solace Extra WordPress plugin before 1.6.1 does not perform capability or nonce checks in one of its AJAX actions, allowing any authenticated user such as a subscriber (and, via CSRF, any logged-in user) to update post meta on arbitrary posts and to deactivate the site's active templates.

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS: 0.001000000 probability, percentile 0.009400000 (date 2026-08-26)

Problem Types: CWE-352 | CWE-862 | CWE-862 Missing Authorization | CWE-352 Cross-Site Request Forgery (CSRF) | CWE-862 CWE-862 Missing Authorization | CWE-352 CWE-352 Cross-Site Request Forgery (CSRF)

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unknown Solace Extra affected 1.6.1 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/514f4577-1f7e-4d50-90d5-36bc504a260c [email protected] wpscan.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: JunHee CHO (en)

CNA: WPScan (en)

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