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  4. CVE 2026 90440 apache thrift an exception escaping a libevent
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Back to active CVEs
High · CVSS 8.2CVE-2026-90440

Apache Thrift: An exception escaping a libevent callback stops the D library's non-blocking server, allowing an unauthenticated remote attacker to deny service

Answer in brief

CVE-2026-90440 records a High severity (CVSS 8.2) vulnerability in Apache Thrift: An exception escaping a libevent callback stops the D library's non-blocking server, allowing an unauthenticated remote attacker to deny service. The current sources do not mark it as known exploited. The current feed maps Apache Software Foundation/Apache Thrift (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 2, 2026Updated Oct 2, 2026Source checked Oct 2, 2026First seen by HOL Oct 2, 2026Material review Oct 2, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.2
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 8.2. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Apache Software Foundation/Apache Thrift (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Apache Software Foundation/Apache Thriftgeneric>=0 <0.25.00.25.0

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Apache Software Foundation/Apache Thrift.
  2. 2Review the reported fix. Update Apache Software Foundation/Apache Thrift to 0.25.0 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 2, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 2, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 2, 2026

Sources and claim methodology

  • Source referencelists.apache.org
  • Source referencelists.apache.org
Upstream source description

Uncaught exception, improper handling of exceptional conditions, improper resource shutdown vulnerability in Apache Thrift D thrift.server.nonblocking.TNonblockingServer. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Apache Thrift: c_glib read_message_begin leaves output parameters unset for non-versioned messagesSame apache software foundation/apache thrift package
  • Apache Thrift: Buffered transport reads are not accounted against MaxMessageSizeSame apache software foundation/apache thrift package
  • Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: skip() does not apply the recursion limit (Python accelerator, PHP, Perl, Lua, Smalltalk, OCaml)Same apache software foundation/apache thrift package
  • Apache Thrift: c_glib multiplexed processor crashes on a message it cannot routeSame apache software foundation/apache thrift package
  • Apache Thrift, Apache Thrift: WebSocket frame decoders allocate the payload buffer from the declared length, not the bytes received (Node.js, D)Same apache software foundation/apache thrift package
  • Apache Thrift: c_glib `read_all` spins when the underlying read returns 0Same apache software foundation/apache thrift package

Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-248, CWE-755, CWE-404
Source
CVE List V5
Source checked
Oct 2, 2026
References
2 linked sources
Open source record