CVE•Published 2026-03-26•Modified 2026-06-02•0 articles on news•5 live references•NVD data

CVE-2026-2100P11-kit_project · P11-kit

Vulnerability data via NVD (ingested)

CVSS v3.1

5.3

MEDIUM

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

EPSS percentile

Exploit Prediction Scoring System · top 83% of all CVEs

Weaknesses (CWE)

CWE-824Access of Uninitialized Pointer

Description

A flaw was found in p11-kit. A remote attacker could exploit this vulnerability by calling the C_DeriveKey function on a remote token with specific IBM kyber or IBM btc derive mechanism parameters set to NULL. This could lead to the RPC-client attempting to return an uninitialized value, potentially resulting in a NULL dereference or undefined behavior. This issue may cause an application level denial of service or other unpredictable system states.

Timeline

Published 2026-03-26

Modified 2026-06-02

External references

NVD MITRE Exploit-DB Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-2100

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"P11-kit Project P11-kit"

All exposed P11-kit Project P11-kit instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"P11-kit"

HTTP body or banner mentions "P11-kit" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-2100