Search/CVE-2026-77166
● CVE — Low

CVE-2026-77166

DiscoveredSep 21, 2026UpdatedSep 22, 2026

The emoji field in the page emoji update endpoint does not properly validate user input. By injecting long text and line breaks, the sidebar layout becomes broken and can hide other items.

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CVSS v3.1
2.4 LOW
EPSS
0.28%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Sep 23, 2026 → Sep 28, 2026
▲ 0.10pp
0.19% → 0.28% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredHIGH
User InteractionREQUIRED
ScopeUNCHANGED
ConfidentialityNONE
IntegrityLOW
AvailabilityNONE
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
Connections
1 relationships
Timeline
disclosure → media coverage
Sep 21, 2026
Disclosure — published as a CVE record.