Vulnerability in Hdrhistogram
CVE-2026-14685
A vulnerability has been found in HdrHistogram up to 2.2.2. This vulnerability affects the function recordValueWithCount of the file src/main/java/org/HdrHistogram/AbstractHistogram.java of the component AbstractHistogram. Such manipulation of the argument Count leads to state issue. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. The existence of this vulnerability is still disputed at present. This issue is disputed due to the potential lack of crossing of security boundaries and the pre-requisites for a successful attack.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (4.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Hdrhistogram — versions 2.2.0, 2.2.1, 2.2.2
Weakness classification (CWE)
References
- vuldb.com/vuln/376281 (technical-description, vdb-entry)
- vuldb.com/vuln/376281/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-14685 (third-party-advisory)
- vuldb.com/submit/846761 (third-party-advisory)
- github.com/HdrHistogram/HdrHistogram/issues/221 (issue-tracking, exploit)
- github.com/HdrHistogram/HdrHistogram/ (product)
Frequently asked questions
- What is CVE-2026-14685?
- CVE-2026-14685 is a low-severity vulnerability in Hdrhistogram, classified under CWE-371. CVSS score: 3.3/10. Published 2026-07-05.
- How severe is CVE-2026-14685?
- Low severity. CVSS v3 base score is 3.3 out of 10.