An issue was discovered in the Upload Widget in OutSystems Platform 10 before 10.0.1019.0.

published 2020-11-30 5y ago modified 2026-06-17 4mo ago also EUVD-2020-21814

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 61%
public exploits: 0; none known

An issue was discovered in the Upload Widget in OutSystems Platform 10 before 10.0.1019.0. An unauthenticated attacker can upload arbitrary files. In some cases, this attack may consume the available database space (Denial of Service), corrupt legitimate data if files are being processed asynchronously, or deny access to legitimate uploaded files.

Patch / fix

fixed in 1

outsystems outsystems 10.0.1019.0

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Exploit prediction

0.95% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.2	CVSS:3.1/AC:L/AV:N/A:L/C:N/I:L/PR:N/S:C/UI:N
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
NVD	2.0	6.4	AV:N/AC:L/Au:N/C:N/I:P/A:P

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

success.outsystems.com /Support/Security/Vulnerabilities/Vulnerability_RPD-4310
vendor-advisory

Sources

CVE List CVE-2020-29441
NVD CVE-2020-29441

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