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Fencer Vulns
high 8.2

CVE-2026-96292 json

Apache Thrift: Lua `THttpTransport:_parseHeaders` matches each header line with a backtracking pattern (quadratic)

published 2026-10-02 38 d ago modified 2026-10-09 31 d ago also BIT-thrift-2026-96292 , EUVD-2026-91412

cvss
8.2
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits
0
none known

Summary

Inefficient regular expression complexity, Inefficient Algorithmic Complexity vulnerability in Apache Thrift Lua bindings.

This issue affects Apache Thrift: before 0.25.0.

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

Patch / fix

  • bitnami thrift 0.25.0
  • Apache Software Foundation Apache Thrift 0.25.0
  • thrift hummingbird 1 0.25.0-0.1.hum1
  • thrift-qt hummingbird 1 0.25.0-0.1.hum1
  • perl-thrift hummingbird 1 0.25.0-0.1.hum1
  • thrift-glib hummingbird 1 0.25.0-0.1.hum1
  • python3-thrift hummingbird 1 0.25.0-0.1.hum1

red hat advisories RHSA-2026:74369

  • thrift openSUSE Tumbleweed 0.25.0-1.1

opensuse advisories openSUSE-SU-2026:12051-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-96292 updated

thrift: thrift: Denial of Service via inefficient regular expression evaluation in Lua bindings

  • Red Hat Ceph Storage 7 thrift Red Hat Ceph Storage 8 thrift, thrift-qt, perl-thrift, thrift-glib, python3-thrift Red Hat Ceph Storage 9 thrift
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Enterprise Linux AI (RHEL AI) 3 thrift
    affected: workaround, no fix available
  • Red Hat Hardened Images thrift 0.25.0-0.1.hum1, thrift-qt 0.25.0-0.1.hum1, perl-thrift 0.25.0-0.1.hum1, thrift-glib 0.25.0-0.1.hum1, python3-thrift 0.25.0-0.1.hum1
    fixed: vendor fix RHSA-2026:74369

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
37 d ago

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CNA 4.0 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/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

Affected packages

ecosystem package affected fixed in
bitnami thrift
<0.25.0
0.25.0

Affected products

  • Apache Software Foundation Apache Thrift

Classification

Weakness
  • CWE-1333 Inefficient Regular Expression Complexity
  • CWE-407 Inefficient Algorithmic Complexity

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.