Cyber Resilience

CVE-2026-2862

Ibm Security Verify Access 10.0.0.0 – 10.0.9.1

Published
01 April 2026
Modified
07 April 2026
Patch / advisory
CVSS Score v3.1 5.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0037 30th percentile
Risk Priority 35 floored blend · peak EPSS

Summary

CVE-2026-2862 is a medium-severity HTTP Request/Response Smuggling (CWE-444) vulnerability in Ibm Security Verify Access. Its CVSS base score is 5.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 30th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to AC-4 (Information Flow Enforcement) and SC-7 (Boundary Protection) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability Data

IBM Verify Identity Access Container 11.0 through 11.0.2 and IBM Security Verify Access Container 10.0 through 10.0.9.1 and IBM Verify Identity Access 11.0 through 11.0.2 and IBM Security Verify Access 10.0 through 10.0.9.1 IBM Security Verify could allow a remote…

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attacker to access sensitive information due to an inconsistent interpretation of an HTTP request by a reverse proxy.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
Why these techniques?

HTTP request smuggling (CWE-444) in a public-facing reverse proxy directly enables remote exploitation of the application for sensitive data access.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-1491Same product: Ibm Security Verify Access
CVE-2026-4101Same product: Ibm Security Verify Access
CVE-2026-1343Same product: Ibm Security Verify Access
CVE-2026-1345Same product: Ibm Security Verify Access
CVE-2026-2475Same product: Ibm Security Verify Access
CVE-2026-8620Same vendor: Ibm
CVE-2026-1346Same product: Ibm Security Verify Access
CVE-2026-1342Same product: Ibm Security Verify Access
CVE-2026-11541Same vendor: Ibm
CVE-2026-5926Same product: Ibm Security Verify Access

Affected Assets

ibm
security verify access
10.0.0.0 — 10.0.9.1
ibm
security verify access container
10.0.0.0 — 10.0.9.1
ibm
verify identity access
11.0.0.0 — 11.0.2.0
ibm
verify identity access container
11.0.0.0 — 11.0.2.0

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)
  • SC-7 Boundary Protection
  • AC-4 Information Flow Enforcement
  • SI-10 Information Input Validation
Detect
Catch it (NIST detect / respond)

Harden
Shrink the surface (DISA STIG)

Validate
Prove the fix (OWASP ASVS)
  • V4.1.3
  • V4.2.4
  • V1.5.3
  • V4.1.1

Mitigating Controls (NIST 800-53 r5) AI

prevent

Directly requires boundary protection devices such as reverse proxies to enforce consistent HTTP request interpretation and block smuggling vectors that expose sensitive information.

prevent

Enforces information flow policies that require uniform parsing and handling of HTTP requests across proxies and back-end servers to prevent inconsistent interpretation attacks.

prevent

Mandates validation of HTTP request syntax and headers at system boundaries, reducing the risk of smuggling that leads to unauthorized data access.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-01 mostly match
prevents

Configuration management can enforce uniform HTTP parsing rules across intermediaries, directly mitigating inconsistent interpretation.

DE.CM-01 partial match
prevents

Network monitoring can detect smuggling attempts via anomalous HTTP traffic or logs, while eliminating the inconsistency directly aids detection of such events.

PR.IR-01 partial match
prevents

Network protections can enforce consistent HTTP proxy/firewall behavior to block smuggling, and removing the weakness helps prevent unauthorized access via request smuggling.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

detects

Security testing can detect HTTP request smuggling vulnerabilities in intermediary components.

degrades

Network security controls can enforce consistent HTTP parsing and proxy behavior that mitigates request smuggling.

degrades

Secure network services include hardening proxies and gateways against inconsistent HTTP interpretation.

prevents

Secure SDLC practices require threat modeling and testing for HTTP parsing inconsistencies in intermediaries.

prevents

Application security requirements can mandate strict HTTP message validation and canonicalization.

prevents

Secure architecture principles include consistent protocol handling and defense-in-depth for proxies.

References