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CVE-2026-85087

Apache Thrift: Python ≥3.12 host-name check silently becomes a no-op

6.9 MediumFix available

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

0.15%Down 0.1 points since Oct 3, 2026
90%50%10%1%

What each source reports

CVE List Score used 6.9

Apache Thrift: Python ≥3.12 host-name check silently becomes a no-op

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
CVE-2026-85087
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U
Weakness
CWE-295, CWE-393
Updated
2026-11-02
EUVDEUVD-2026-91417 6.9

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
EUVD-2026-91417
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U
Updated
2026-11-02
GitHub AdvisoriesGHSA-3c88-xfrx-v3f7 6.9

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift...

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
GHSA-3c88-xfrx-v3f7
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-295
Updated
2026-11-02
NVD 6.9

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
CVE-2026-85087
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-295, CWE-393
Updated
2026-11-02
OSVDEBIAN-CVE-2026-85087 6.9

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
DEBIAN-CVE-2026-85087
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Updated
2026-11-02
OSVUBUNTU-CVE-2026-85087 6.9

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
UBUNTU-CVE-2026-85087
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U
Updated
2026-11-02
OSVAZL-105386 No score

CVE-2026-85087 affecting package thrift for versions less than 0.25.0-1

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
AZL-105386
Updated
2026-11-02
OSVBIT-thrift-2026-85087 No score

Apache Thrift: Python ≥3.12 host-name check silently becomes a no-op

Improper certificate validation, Return of wrong status code vulnerability in Apache Thrift python bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record
BIT-thrift-2026-85087
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
thrift
Azure Linux:3
 before 0.25.0-1
0.25.0-1
thrift
Bitnami
 before 0.25.0
0.25.0
thrift
Debian:12
 All versions, plus listed versions
0.17.0-20.17.0-30.17.0-40.18.1-10.18.1-2
Show 16 moreShow less
0.19.0-10.19.0-20.19.0-2.10.19.0-2.1~exp10.19.0-30.19.0-40.20.0-10.22.0-10.22.0-20.22.0-30.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2
 None known
thrift
Debian:13
 All versions, plus listed versions
0.19.0-40.20.0-10.22.0-10.22.0-20.22.0-3
Show 6 moreShow less
0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2
 None known
thrift
Debian:14
 All versions, plus listed versions
0.19.0-40.20.0-10.22.0-10.22.0-20.22.0-3
Show 6 moreShow less
0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2
 None known
thrift
Ubuntu:20.04:LTS
 All versions, plus listed versions
0.11.0-60.13.0-2build10.13.0-2build2
 None known
thrift
Ubuntu:22.04:LTS
 All versions, plus listed versions
0.13.0-6ubuntu10.13.0-6ubuntu20.13.0-6ubuntu30.13.0-70.16.0-2
 None known
thrift
Ubuntu:24.04:LTS
 All versions, plus listed versions
0.17.0-40.19.0-20.19.0-2build10.19.0-2.1build40.19.0-2.1build5
 None known
thrift
Ubuntu:26.10
 All versions, plus listed versions
0.22.0-3ubuntu10.23.0-30.23.0-3ubuntu1
 None known
thrift
Ubuntu:26.04:LTS
 All versions, plus listed versions
0.19.0-4build10.22.0-30.22.0-3ubuntu1
 None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-85087 is a medium vulnerability (CVSS 6.9) in Apache Software Foundation Thrift, published October 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 4th percentile. Fixed in thrift 0.25.0-1.

References

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