Medium severity · published Apr 8, 2026
CVE-2026-39562
WordPress Client Invoicing by Sprout Invoices plugin <= 20.8.10 - Broken Access Control vulnerability
5.3
CVSS
0.2%
EPSS
No
On KEV
Description
Missing Authorization vulnerability in BoldGrid Client Invoicing by Sprout Invoices sprout-invoices allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Client Invoicing by Sprout Invoices: from n/a through <= 20.8.10.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CI
Client Invoicing by Sprout Invoices · BoldGrid
through 20.8.10 · source: vendor
Affected product
CI
Client Invoicing by Sprout Invoices
BoldGrid
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-39562
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-39562
patchstack.com
https://patchstack.com/database/Wordpress/Plugin/sprout-invoices/vulnerability/wordpress-client-invoicing-by-sprout-invoices-plugin-20-8-10-broken-access-control-vulnerability?_s_id=cve
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