Vulnerability · Published Aug 5, 2026 · Assigned by ibm

CVE-2026-18531IBM MAS uses axios-1.15.2, protobufjs-8.0.1 and undici-7.26 which is vulnerable to multiple CVEs, and contains vulnerabilities related to missing Secure attribute on mas-redirect-uri cookie and weak HMAC Session Secret

Medium 5.3

In plain English

A medium-severity weak randomness in Maximo Application Suite from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.4%top 68.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

IBM Maximo Application Suite 9.2, 9.1, and 9.0 could allow a remote attacker to tamper with session data due to the use of a weak HMAC session signing secret.

Affected products (as reported)

Vendor	Product	Versions
IBM	Maximo Application Suite	9.29.19.0

Weakness: CWE-330 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

https://www.ibm.com/support/pages/node/7282362 vendor-advisory, patch