CVE-2026-55970
Buffer Over-read vulnerability in Apache Thrift C++ bindings
CVE-2026-55970: Buffer Over-read vulnerability in Apache Thrift C++ bindings. Not in the CISA KEV catalog. Medium advisory severity (CVSS 6.9, Apache).
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-2026-55970 key facts
- CISA KEV
- Not listed (catalog checked )
- Highest advisory severity
- Medium
- CVSS base score
- 6.9 (Apache), 6.5 (Red Hat)
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L(Red Hat)
- Weakness
- CWE-125
- Fixed releases
- Apache: 0.24.0
- Red Hat: 0.24.0, thrift-main-0.24.0-0.1.hum1, RHSA-2026:49837
- VulniPulse record
- Published · Updated
Scores, vectors, weaknesses and fixed releases are quoted from vendor advisories that cover only CVE-2026-55970; bulletin-wide values are not repeated here.
Is CVE-2026-55970 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-55970 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-2026-55970?
Upgrade to a fixed release named by the vendor:
- Apache: 0.24.0
- Red Hat: 0.24.0, thrift-main-0.24.0-0.1.hum1, RHSA-2026:49837
- Users are recommended to upgrade to version 0.24.0, which fixes the issue. (Apache)
Vendor advisory comparison
Apache
1 advisory- Advisory severityMedium6.9
Medium [CVE-2026-55970] Buffer Over-read vulnerability in Apache Thrift C++ bindings
CVE-2026-55970Source published Source updated
Buffer Over-read vulnerability in Apache Thrift C++ 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
- 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 severityMedium6.5
Medium [CVE-2026-55970] Apache Thrift C++ bindings: Information disclosure due to buffer over-read vulnerability
CVE-2026-55970Source published Source updated
Buffer Over-read vulnerability in Apache Thrift C++ bindings. This issue affects Apache Thrift: before 0.24.0. Users are recommended to upgrade to version 0.24.0, which fixes the issue. This buffer over-read vulnerability allows a remote attacker to read beyond the intended memory boundaries. This could lead to the disclosure of sensitive information or cause the application to become unavailable. Red Hat products utilizing affected versions of Apache Thrift, such as Red Hat Enterprise Linux AI, OpenShift Container Platform, and Red Hat OpenShift AI, may be susceptible if processing untrusted data with Thrift client applications. Red Hat severity: Moderate — CVSS 6.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L). Weakness: CWE-125. Affected Red Hat products: Red Hat Hardened Images…
- Affected products in this advisory
- Red Hat Hardened Images
- Confidential Compute Attestation
- Red Hat AI Inference Server
- Red Hat Enterprise Linux AI (RHEL AI) 3
3 more entries in the full advisory.
- Source-reported affected versions
- < 0.24.0
- Source-reported fixed versions
- 0.24.0
- thrift-main-0.24.0-0.1.hum1
- RHSA-2026:49837
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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- CVE-2026-66055Oct 2, 2026Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++
- CVE-2026-66081Oct 2, 2026Access of Uninitialized Pointer vulnerability in Apache Thrift c_glib bindings
- CVE-2026-66837Oct 2, 2026Stack-based Buffer Overflow, Integer Overflow or Wraparound vulnerability in Apache Thrift
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