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Fencer Vulns
medium 5.4

CVE-2025-53709 json

Access control issues impacting secure-upload service

published 2025-07-10 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-21048

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits
0
none known

Summary

Secure-upload is a data submission service that validates single-use tokens when accepting submissions to channels. The service only installed on a small number of environments.

Under specific circumstances, privileged users of secure-upload could have selected email templates not necessarily created for their enrollment when sending data upload requests. Authenticated and privileged users of one enrollment could have abused an endpoint to redirect existing submission channels to a dataset they control. An endpoint handling domain validation allowed unauthenticated users to enumerate existing enrollments. Finally, other endpoints allowed enumerating if a resource with a known RID exists across enrollments.

The affected service has been patched with version 0.815.0 and automatically deployed to all Apollo-managed Foundry instances.

Patch / fix

  • Palantir com.palantir.secupload:secure-upload 0.815.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
15 mo ago

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected products

  • Palantir com.palantir.secupload:secure-upload

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.