Search/CVE-2021-29505
● CVE — High

CVE-2021-29505

Vendordebian, fedoraproject, xstream, oracle, netappProductdebian linux, fedora, xstream, communications unified inventory management, snapmanager, webcenter sites, webcenter portal, enterprise manager ops center, retail xstore point of service, retail customer insights, communications brm - elastic charging engine, banking corporate lending process management, banking credit facilities process management, banking supply chain finance, banking trade finance process management, business activity monitoring, banking cash managementDiscoveredMay 28, 2021UpdatedOct 7, 2026

XStream is software for serializing Java objects to XML and back again. A vulnerability in XStream versions prior to 1.4.17 may allow a remote attacker has sufficient rights to execute commands of the host only by manipulating the processed input stream. No user who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types is affected. The vulnerability is patched in version 1.4.17.

CVSS v3.1
7.5 HIGH
EPSS
77.2%
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
Timeline
disclosure → media coverage
May 28, 2021
Disclosure — published as a CVE record. · last revised by NVD Oct 7, 2026
Public PoC (2)
Unverified third-party code — review before executing.