---
title: "CVE-2026-11929: IBM Security Verify Identity Access Reverse Proxy - Weak Cryptography"
description: "IBM Security Verify Identity Access Reverse Proxy contains a weak cryptographic validation vulnerability caused by improper validation of user supplied data, letting attackers bypass cryptographic protections, exploit requires specific configuration."
url: https://panop.io/threat-heartbeat/CVE-2026-11929/
---

# CVE-2026-11929 IBM Security Verify Identity Access Reverse Proxy - Weak Cryptography

IBM Security Verify Identity Access Reverse Proxy contains a weak cryptographic validation vulnerability caused by improper validation of user supplied data, letting attackers bypass cryptographic protections, exploit requires specific configuration.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.16% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-11929)

## Details

Type

Weak Cryptography

Impact

Weak Cryptography

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Published

15 September 2026

Updated

15 October 2026

Weakness

[CWE-327](https://cwe.mitre.org/data/definitions/327.html)

## Vendor fix

Update to the latest version with improved cryptographic validation.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-11929](https://nvd.nist.gov/vuln/detail/CVE-2026-11929)
- [https://www.ibm.com/support/pages/node/7286188](https://www.ibm.com/support/pages/node/7286188)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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