CVE-2026-103501
Apache Software Foundation Apache DataSketches
- Apache Software Foundation Apache DataSketches
- Critical
- CVSS 9.8
- EPSS 0.56%
- No fixed version listed
What to do
No fixed version listed
Affected products
| Product | Affected | Fixed in |
|---|---|---|
| Apache Software Foundation Apache DataSketches | from 1.0.0-incubating through 5.2.0 | None listed |
Advisories and fixes
- Vendor advisory lists.apache.org
Scores and signals
- Exploitation
- No known exploitation
- Severity
- Critical, CVSS 9.8 (v3.1, scored by CISA-ADP)
- EPSS
- 0.56% chance of exploitation in the next 30 days (EPSS from FIRST, as of Oct 25, 2026)
- CISA's SSVC decision points
- Exploitation: none. Automatable: yes. Technical impact: total. As of Oct 16, 2026.
- Weakness
- CWE-122: Heap-based buffer overflow; CWE-1284: Improper validation of specified quantity in input
- Vendor
- Apache Software Foundation, Apache DataSketches
Timeline
- First listed as critical by cve.now. Affected and fixed versions come from the CVE record, once one is published.