Search/CVE-2023-40577
● CVE — High

CVE-2023-40577

Vendordebian, prometheusProductdebian linux, alertmanagerDiscoveredAug 25, 2023UpdatedNov 21, 2024

Alertmanager handles alerts sent by client applications such as the Prometheus server. An attacker with the permission to perform POST requests on the /api/v1/alerts endpoint could be able to execute arbitrary JavaScript code on the users of Prometheus Alertmanager. This issue has been fixed in Alertmanager version 0.2.51.

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CVSS v3.1
7.5 HIGH
EPSS
0.63%
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
Aug 16, 2026 → Aug 26, 2026
▲ 0.07pp
0.57% → 0.63% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityNONE
AvailabilityNONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Connections
3 relationships
Timeline
disclosure → media coverage
Aug 25, 2023
Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024