Live › vulnerability › CVE-2026-33522
Go to dashboardEsri ArcGIS Server versions 11.3 through 12.0 let a remote attacker with no account update service metadata. The sources do not say what an attacker can change beyond that metadata.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-26 18:31 UTC. All times on this page are UTC.
ArcGIS Server installations in the affected version range are exposed to remote unauthenticated requests that update service metadata. The sources do not say which deployment settings or network exposure are required. Teams on other versions should still check whether they are in a supported patch line.
No product ranges from the sources yet.
11.3 to 12.012.0, 11.5 or 11.3, or upgrade to a patch-eligible releaseEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Esri ArcGIS Server versions 11.3 to 12.0 ONLY allows a remote, unauthenticated attacker to update service metadata. A patch is provided for ArcGIS Server software in General Availability and Extended support status, which includes versions 12.0, 11.5, and 11.3. Other versions are in mature or retired status, which are not patch eligible. Users working with unlisted versions are advised to upgrade and apply the patch.
This page as .md · .json · in your agent: get_signal("CVE-2026-33522")
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