CVE-2026-8835: aix — Fix

Description

IBM HTTP Server 8.5, and 9.0 is vulnerable to invalid pointer dereference. A privileged user, authenticated to the Administration Server, could exploit this vulnerability to expose sensitive information or cause a denial of service.

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CVSS v3.1 Score

7.3

HIGH

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

EPSS — Exploit Prediction

0.0025

Probability of exploitation

0.16%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-822 CWE-822

Affected Products

Vendor	Product	Versions
ibm	http_server	8.5.0.0 — 8.5.5.30
ibm	http_server	9.0.0.0 — 9.0.5.29
ibm	aix	All
ibm	z\/os	All
linux	linux_kernel	All
microsoft	windows	All

References

Advisories & Patches

https://www.ibm.com/support/pages/node/7274065

Frequently Asked Questions

What is CVE-2026-8835? +

IBM HTTP Server 8.5, and 9.0 is vulnerable to invalid pointer dereference. A privileged user, authenticated to the Administration Server, could exploit this vulnerability to expose sensitive information or cause a denial of service. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-8835? +

CVE-2026-8835 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0025, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-8835? +

CVE-2026-8835 affects products from ibm, linux, microsoft, specifically: aix, http_server, linux_kernel, windows, z\/os. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-8835? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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