CVE-2026-86536 Code injection in Apache Thrift
Prototype pollution in Apache Thrift JS bindings allows attackers to modify object prototypes, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-86536?
CVE-2026-86536 is a medium-severity code injection 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
Improperly controlled modification of object prototype attributes ('prototype pollution') vulnerability in Apache Thrift all JS bindings.
This issue affects Apache Thrift: before 0.25.0.
Users are recommended to upgrade to version 0.25.0 and re-generate JS code, which fixes the issue.
Weakness: CWE-1321
Which versions are affected by CVE-2026-86536?
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-2026-86536?
Upgrade thrift to 0.25.0 or later.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-86536 being exploited?
There is no known exploitation of CVE-2026-86536 in the wild and no public exploit code.
Sources
Also known as AZL-105401, BIT-thrift-2026-86536, DEBIAN-CVE-2026-86536, ECHO-f028-ff38-dbcb, GHSA-9fmc-g2q8-p66m, MINI-jf9v-35c5-2c9r and 1 more.