High (7.5). EPSS 6.8% chance of exploitation in the next 30 days. Fixed in org.apache.thrift:libthrift 0.14.0.
In Apache Thrift 0.9.3 to 0.13.0, malicious RPC clients could send short messages which would result in a large memory allocation, potentially leading to denial of service.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
6.8% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-31)