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VulnerabilityPublished

CVE-2026-4820: IBM Maximo Application Suite · Sensitive Cookie in HTTPS Session Without 'Secure' Attribute

Affects IBM Maximo Application SuiteSource CVE Database V5

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Not known to be exploited · CVSS 4.3 Medium.

Data as of 30 Oct 2026, 06:59 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 1% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 1 Apr 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
IBMMaximo Application SuiteAffected
  • >=9.1.0 <=10.6.5.0
  • =9.0
  • =8.11.0
  • =8.10
Fixed in–

CPE configurations (8)

  • cpe:2.3:a:ibm:maximo_application_suite:9.1:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:maximo_application_suite:9.1.0:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:maximo_application_suite:9.0:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:maximo_application_suite:9.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:maximo_application_suite:8.11:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:maximo_application_suite:8.11.0:*:*:*:*:*:*:*

AI-suggested

Until an official fix is available, users should avoid accessing IBM Maximo Application Suite over unsecured HTTP links and ensure that all connections use HTTPS. Additionally, administrators should monitor for updates from IBM regarding this vulnerability.

Description

IBM Maximo Application Suite versions 8.10, 8.11, 9.0, and 9.1 do not set the 'secure' attribute on authorization tokens or session cookies. This omission allows cookies to be sent over unencrypted HTTP connections if a user follows an HTTP link, potentially exposing cookie values to interception by attackers. The vulnerability is classified as CWE-614 and has a medium severity with a CVSS score of 4.3. There are no known exploits in the wild and no patch or official fix information is provided at this time.

References

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