CVE-2026-90936

Froxlor before 2.3.7 fails to properly scope sender alias lookups to the current customer in customer_email.php. Authenticated attackers can enumerate global sender alias IDs and read other customers' allowed sender values by supplying arbitrary senderid parameters in delete confirmation requests.

CVSS 4.0

5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 23% of CVEs (scores of 2026-10-25)

CWE

CWE-200

Published

2026-09-14

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

References

• https://github.com/froxlor/froxlor/security/advisories/GHSA-mr9h-45p9-fg8h
• https://www.vulncheck.com/advisories/froxlor-before-2.3.7-information-disclosure-via-customer-email-php
• https://github.com/froxlor/froxlor/security/advisories/GHSA-mr9h-45p9-fg8h

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