An issue was discovered in the Readdle Documents app before 6.9.7 for iOS.

published 2020-05-17 6y ago modified 2026-06-17 4mo ago also EUVD-2019-11338

cvss: 5.3; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits: 0; none known

An issue was discovered in the Readdle Documents app before 6.9.7 for iOS. The application's file-transfer web server allows for cross-origin requests from any domain, and the WebSocket server lacks authorization control. Any web site can execute JavaScript code (that accesses a user's data) via cross-origin requests.

Patch / fix

fixed in 1

readdle documents 6.9.7

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Exploit prediction

1.01% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

logicaltrust.net https://logicaltrust.net/blog/2019/12/documents.html#authorization referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

CWE-862 Missing Authorization
CWE-863 Incorrect Authorization

References

logicaltrust.net /blog/2019/12/documents.html#authorization
exploit, third-party-advisory
apps.apple.com /us/app/documents-by-readdle/id364901807
product, release-notes

Sources

CVE List CVE-2019-20801
NVD CVE-2019-20801

Fencer Intel 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.