CVE-2026-42865
MEDIUMInbox Zero: Cross-account cleaner email stream exposure
Title source: cnaDescription
Inbox Zero is an AI personal assistant for email. Prior to 2.29.3, the cleaner email stream endpoint used a shared Redis subscription listener, which could deliver thread events for one authenticated account to another authenticated account using the cleaner feature at the same time. This vulnerability is fixed in 2.29.3.
References (2)
Core 2
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/elie222/inbox-zero/security/advisories/GHSA-f3gp-v7cj-2569
X_Refsource_Misc x_refsource_misc
https://github.com/elie222/inbox-zero/commit/02341923b5460ce9630c4681a9b6461ba466688a
Scores
CVSS v3
4.3
EPSS
0.0023
EPSS Percentile
13.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-200
Status
published
Products (2)
elie222/inbox-zero
< 2.29.3
getinboxzero/inbox_zero
< 2.29.3
Published
May 11, 2026
Tracked Since
May 11, 2026