CVE-2026-126316

Description

Frappe HRMS from 16.0.0 before 16.20.1 contains an information exposure vulnerability that places the subscription key in the query string of outbound subscription status requests. Attackers with access to proxy, server, or monitoring logs along the request path can recover the site's subscription key from recorded URLs.

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

• 2.1CVSS 4.0, Lowfrom the CNA (VulnCheck)CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
• 2.2CVSS 3.1, Lowfrom the CNA (VulnCheck)CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Timeline

1. 13 Nov 2026 Published

Weakness

• CWE-598

References

• GitHub Security Advisory (GHSA-hphm-4mc5-m7gj)vendor-advisory
• VulnCheck Advisory: Frappe HRMS 16.0.0 before 16.20.1 Subscription Key Exposure via Request URLthird-party-advisory