CVE-2026-33323

EUVD-2026-14189
Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.51 and 9.6.0-alpha.40, the Pages route and legacy PublicAPI route for resending email verification links return distinguishable responses depending on whether the provided username exists and has an unverified email. This allows an unauthenticated attacker to enumerate valid usernames by observing different redirect targets. The existing emailVerifySuccessOnInvalidEmail configuration option, which is enabled by default and protects the API route against this, did not apply to these routes. This issue has been patched in versions 8.6.51 and 9.6.0-alpha.40.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
parseplatformparse-server
𝑥
< 8.6.51
parseplatformparse-server
9.0.0 ≤
𝑥
< 9.6.0
parseplatformparse-server
9.6.0:alpha1
parseplatformparse-server
9.6.0:alpha10
parseplatformparse-server
9.6.0:alpha11
parseplatformparse-server
9.6.0:alpha12
parseplatformparse-server
9.6.0:alpha13
parseplatformparse-server
9.6.0:alpha14
parseplatformparse-server
9.6.0:alpha15
parseplatformparse-server
9.6.0:alpha16
parseplatformparse-server
9.6.0:alpha17
parseplatformparse-server
9.6.0:alpha18
parseplatformparse-server
9.6.0:alpha19
parseplatformparse-server
9.6.0:alpha2
parseplatformparse-server
9.6.0:alpha20
parseplatformparse-server
9.6.0:alpha21
parseplatformparse-server
9.6.0:alpha22
parseplatformparse-server
9.6.0:alpha23
parseplatformparse-server
9.6.0:alpha24
parseplatformparse-server
9.6.0:alpha25
parseplatformparse-server
9.6.0:alpha26
parseplatformparse-server
9.6.0:alpha27
parseplatformparse-server
9.6.0:alpha28
parseplatformparse-server
9.6.0:alpha29
parseplatformparse-server
9.6.0:alpha3
parseplatformparse-server
9.6.0:alpha30
parseplatformparse-server
9.6.0:alpha31
parseplatformparse-server
9.6.0:alpha32
parseplatformparse-server
9.6.0:alpha33
parseplatformparse-server
9.6.0:alpha34
parseplatformparse-server
9.6.0:alpha35
parseplatformparse-server
9.6.0:alpha36
parseplatformparse-server
9.6.0:alpha37
parseplatformparse-server
9.6.0:alpha38
parseplatformparse-server
9.6.0:alpha39
parseplatformparse-server
9.6.0:alpha4
parseplatformparse-server
9.6.0:alpha5
parseplatformparse-server
9.6.0:alpha6
parseplatformparse-server
9.6.0:alpha7
parseplatformparse-server
9.6.0:alpha8
parseplatformparse-server
9.6.0:alpha9
𝑥
= Vulnerable software versions