CVE-2026-85494 Denial of service in Apache Thrift
Attackers can cause denial of service in Apache Thrift bindings by sending crafted messages with excessive size values, leading to resource exhaustion.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-85494?
CVE-2026-85494 is a high-severity denial of service vulnerability in Apache Thrift, published on 2 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper handling of length parameter inconsistency, Uncaught exception, Inefficient Algorithmic Complexity, Memory allocation with excessive size value, Initialization of a resource with an insecure default vulnerability in Apache Thrift Python, Ruby, Erlang, Lua, Dart, JavaME, Perl, PHP and D language bindings.
This issue affects Apache Thrift: before 0.25.0.
Users are recommended to upgrade to version 0.25.0, which fixes the issue.
Which versions are affected by CVE-2026-85494?
1 open source package ship an affected version, including thrift.
| Package | Affected | Fixed in |
|---|---|---|
thrift Bitnami | All versions | 0.25.0 |
How do I fix CVE-2026-85494?
Upgrade thrift to 0.25.0 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-85494 being exploited?
There is no known exploitation of CVE-2026-85494 in the wild and no public exploit code.
Sources
Also known as AZL-105404, BIT-thrift-2026-85494, DEBIAN-CVE-2026-85494, ECHO-eb0d-1bf9-f192, GHSA-26jj-r8fx-8pm3, MINI-mh4h-x2jh-vjfm and 1 more.