CVE-2026-10545Network attack vector

Session hijacking via unrestricted redirect destination

Published Jul 30, 2026 · Updated Jul 30, 2026

Open redirect in IBM Cognos TM1 Web in IBM Planning Analytics Local 2.1.0 through 2.1.21 allows remote attackers to redirect users. The tm1web.html component directs browsers to attacker-supplied external URLs without restricting the destination. Exploitation requires user interaction; use in an SSO authentication flow exposes session tokens and enables session hijacking.

CVSS severity7.5
High
EPSS probability0.22%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Open redirect in IBM Cognos TM1 Web in IBM Planning Analytics Local 2.1.0 through 2.1.21 allows remote attackers to redirect users. The tm1web.html component directs browsers to attacker-supplied external URLs without restricting the destination. Exploitation requires user interaction; use in an SSO authentication flow exposes session tokens and enables session hijacking.

The record

CVE
CVE-2026-10545
Published
Jul 30, 2026
Updated
Jul 30, 2026
Vendor
OpenBMC Project
Product
IBM Planning Analytics Local
Classifications
CWE-601, T1204.001, T1539
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 30, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 30, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2.1.0 <=2.1.21

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

OpenBMC Project · IBM Planning Analytics Localversion=2.1.0 <=2.1.21

Published CVSS scores

7.5IBM CorporationCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-601URL Redirection to Untrusted Site ('Open Redirect')
T1204.001Malicious Link
T1539Steal Web Session Cookie

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo