CVE-2026-43871
Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in Apache Thrift Python, Go, PHP and Java…
CVE-2026-43871: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in Apache Thrift Python, Go, PHP and Java…. Not in the CISA KEV catalog.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
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CVE-2026-43871 key facts
- CISA KEV
- Not listed (catalog checked )
- Highest advisory severity
- High
- CVSS base score
- 8.7 (Apache), 7.5 (Red Hat)
- Weakness
- CWE-835
- Fixed releases
- Apache: 0.24.0
- Red Hat: 0.24.0
- VulniPulse record
- Published · Updated
Scores, vectors, weaknesses and fixed releases are quoted from vendor advisories that cover only CVE-2026-43871; bulletin-wide values are not repeated here.
Is CVE-2026-43871 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-43871 is not in the CISA KEV catalog (checked ) and no tracked advisory for it reports exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2026-43871?
Upgrade to a fixed release named by the vendor:
- Apache: 0.24.0
- Red Hat: 0.24.0
- Users are recommended to upgrade to version 0.24.0, which fixes the issue. (Apache)
Vendor advisory comparison
Apache
1 advisory- Advisory severityHigh8.7
High [CVE-2026-43871] Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in Apache Thrift Python, Go, PHP and Java…
CVE-2026-43871Source published Source updated
Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in Apache Thrift Python, Go, PHP and Java bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue.
- Affected products in this advisory
- Apache Thrift Python
- Source-reported affected versions
- 0.24.0
- Source-reported fixed versions
- 0.24.0
- Mitigation guidance
- Users are recommended to upgrade to version 0.24.0, which fixes the issue.
Red Hat
1 advisory- Advisory severityHigh7.5
High [CVE-2026-43871] Denial of Service via infinite loop
CVE-2026-43871Source published Source updated
Denial of Service via infinite loop. Red Hat rates this important (CVSS 7.5). Weakness: CWE-835.
- Related products — impact not confirmed
- No product details extracted. Check the source bulletin.
- Source-reported affected versions
- < 0.24.0
- Source-reported fixed versions
- 0.24.0
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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