# HdrHistogram vulnerabilities

Source: https://junglewise.ai/threats/vendors/hdrhistogram  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/hdrhistogram.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in HdrHistogram: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-14686, was published on 5 July 2026. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 4 (0 critical, 0 exploited in the wild)

## About HdrHistogram

HdrHistogram is an open-source library providing data structures for recording and analyzing sampled data value distributions.

## Latest HdrHistogram vulnerabilities

- [CVE-2026-14686: HdrHistogram incorrect comparison in DoubleHistogram recordValue](https://junglewise.ai/threats/cve-2026-14686-hdrhistogram-incorrect-comparison-in-doublehistogram-recordvalue) (low, CVSS 3.3, published 5 Jul 2026)
- [CVE-2026-14685: HdrHistogram state manipulation in recordValueWithCount](https://junglewise.ai/threats/cve-2026-14685-hdrhistogram-state-manipulation-in-recordvaluewithcount) (low, CVSS 3.3, published 5 Jul 2026)
- [CVE-2026-14684: HdrHistogram uncontrolled memory allocation in AbstractHistogram](https://junglewise.ai/threats/cve-2026-14684-hdrhistogram-uncontrolled-memory-allocation-in-abstracthistogram) (low, CVSS 3.3, published 5 Jul 2026)
- [CVE-2026-14683: HdrHistogram uncontrolled memory allocation in AbstractHistogram](https://junglewise.ai/threats/cve-2026-14683-hdrhistogram-uncontrolled-memory-allocation-in-abstracthistogram) (low, CVSS 3.3, published 4 Jul 2026)

## Most severe HdrHistogram vulnerabilities

- [CVE-2026-14686: HdrHistogram incorrect comparison in DoubleHistogram recordValue](https://junglewise.ai/threats/cve-2026-14686-hdrhistogram-incorrect-comparison-in-doublehistogram-recordvalue) (low, CVSS 3.3, published 5 Jul 2026)
- [CVE-2026-14685: HdrHistogram state manipulation in recordValueWithCount](https://junglewise.ai/threats/cve-2026-14685-hdrhistogram-state-manipulation-in-recordvaluewithcount) (low, CVSS 3.3, published 5 Jul 2026)
- [CVE-2026-14684: HdrHistogram uncontrolled memory allocation in AbstractHistogram](https://junglewise.ai/threats/cve-2026-14684-hdrhistogram-uncontrolled-memory-allocation-in-abstracthistogram) (low, CVSS 3.3, published 5 Jul 2026)
- [CVE-2026-14683: HdrHistogram uncontrolled memory allocation in AbstractHistogram](https://junglewise.ai/threats/cve-2026-14683-hdrhistogram-uncontrolled-memory-allocation-in-abstracthistogram) (low, CVSS 3.3, published 4 Jul 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## HdrHistogram technologies

- [HdrHistogram](https://junglewise.ai/threats/technologies/hdrhistogram): 4 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "HdrHistogram vulnerabilities", https://junglewise.ai/threats/vendors/hdrhistogram, 9 November 2026.