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CVE-2026-91137

Apache Thrift: PHP `thrift_protocol` accelerator: zero-byte container elements

HIGH
8.7
CVSS Score
Published: October 2, 2026 at 10:18 AM UTC
Updated: October 2, 2026 at 02:30 PM UTC
1 product affected across 1 vendorThrift

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Severity
HIGH8.7
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Improper validation of specified quantity in input, Allocation of resources without limits or throttling, Excessive Iteration vulnerability in Apache Thrift PHP bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Thrift· Apachepypi
60%
v < 0.25.0
Affected range stops below 0.25.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: cverecord
https://lists.apache.org/thread/33otcgbqd27wf6qq810q56znzbomnhg1
Vendor Advisory
Source: cverecord
https://lists.apache.org/thread/bf12g1b11r4x9x3wsy4mgwfgd0t779h7

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.7HIGHapache
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-1284CWE-770CWE-834

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