Frappe is a full-stack web application framework. Prior to 16.20.0 and 15.110.0, users without write access could attach files to any doctype through file-handling API endpoints such as add_attachments. This issue is fixed in versions 16.20.0 and 15.110.0.
CVE-2026-48127
This medium-severity CVE scores 5.3 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.4%, top 71% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.3
- EG Score
- 5.3(medium)
- EPSS
- 29.1%
- KEV
- Not listed
Published
July 10, 2026
Last Modified
July 14, 2026
Advisory Details (9)
Auto-updated Jul 10, 2026Arbitrary File Attachment Injection via File-Handling API Endpoints · Advisory · frappe/frappe · GitHub
https://github.com/frappe/frappe/security/advisories/GHSA-fwrv-4rw4-97fwv16.20.0
Patch available: frappe/frappe v16.20.0
https://github.com/frappe/frappe/releases/tag/v16.20.0v15.110.0
Patch available: frappe/frappe v15.110.0
https://github.com/frappe/frappe/releases/tag/v15.110.0fix(file_manager): hardening file uploads
Patch available: frappe/frappe v15.110.0 (PR #39553 merged 2026-05-27)
https://github.com/frappe/frappe/pull/39553fix(file_manager): hardening file uploads (backport #39407)
Patch available: frappe/frappe v16.20.0 (PR #39550 merged 2026-05-27)
https://github.com/frappe/frappe/pull/39550fix(file_manager): hardening file uploads
Patch available: frappe/frappe assets-develop (PR #39407 merged 2026-05-27)
https://github.com/frappe/frappe/pull/39407commit fee1af6d8991 (frappe/frappe)
Patch available: frappe/frappe v15.110.0 (contains commit fee1af6d8991)
https://github.com/frappe/frappe/commit/fee1af6d89910f6b174fd094184060aeb641d07dcommit b1c86042e6f8 (frappe/frappe)
Patch available: frappe/frappe v16.20.0 (contains commit b1c86042e6f8)
https://github.com/frappe/frappe/commit/b1c86042e6f85986f35365c80bb1d102ff1cd0e4commit 4bf27db101c3 (frappe/frappe)
Patch available: frappe/frappe assets-develop (contains commit 4bf27db101c3)
https://github.com/frappe/frappe/commit/4bf27db101c34bd542a760290fc0775efa5cd0e4Data Freshness Timeline
(refreshed 11× in last 7d / 11× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 02:59 UTCEG score recompute
- 2026-07-15 02:00 UTCEPSS rescore
- 2026-07-14 01:38 UTCEG score recompute
- 2026-07-13 22:30 UTCEPSS rescore
- 2026-07-13 06:13 UTCEPSS rescore
- 2026-07-13 00:17 UTCEG score recompute
- 2026-07-12 05:46 UTCEPSS rescore
- 2026-07-11 22:54 UTCEG score recompute
- 2026-07-10 21:33 UTCEG score recompute
- 2026-07-10 21:32 UTCMITRE cvelistV5first tracked
Frequently asked(5)
What is CVE-2026-48127?
When was CVE-2026-48127 disclosed?
Is CVE-2026-48127 actively exploited?
What is the CVSS score of CVE-2026-48127?
How do I remediate CVE-2026-48127?
Dependency Blast Radius
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