OX App Suite through 7.10.5 has Incorrect Access Control for retrieval of session information via the rampup action of the login API call.

published 2021-11-22 4y ago modified 2026-06-17 4mo ago also EUVD-2021-24829

cvss: 5.3; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits: 0; none known

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Exploit prediction

1.49% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

seclists.org https://seclists.org/fulldisclosure/2021/Nov/43 referenced PoC, tagged "exploit" by a source, unverified
packetstormsecurity.com http://packetstormsecurity.com/files/165038/OX-App-Suite-7.10.5-Cross-Site-Scripting-Information-Disclosure.html 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-287 Improper Authentication

References

seclists.org /fulldisclosure/2021/Nov/43
exploit, mailing-list, third-party-advisory
packetstormsecurity.com /files/165038/OX-App-Suite-7.10.5-Cross-Site-Scripting-Information-Disclosure.html
exploit, third-party-advisory
open-xchange.com
product

Sources

CVE List CVE-2021-38376
NVD CVE-2021-38376

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.