Red Hat vulnerabilities
- Red Hat has 1,915 CVE records published between 28 Oct 2023 and 28 Oct 2026, ranking #8 of 420 vendors on this site by that count.
- Of the 1,915 with a CVSS score, 761 (39.7%) are rated critical or high; 0 (0% of all) have no CVSS score.
- 9 vulnerabilities attributed to Red Hat are listed in CISA's Known Exploited Vulnerabilities (KEV) catalog; the most recent, CVE-2015-3246, was added on 26 Aug 2026.
- 4 of them (44.4%) are marked as known to be used in ransomware campaigns.
- For the 9 KEV entries with a published CVE record, the median time from CVE publication to KEV listing is 3,915 days.
Records are attributed to Red Hat from the vendor named in the source records. About the data.
CVE records per year
Show data as a table
| Year | CVE records |
|---|---|
| 2017 | 31 |
| 2018 | 123 |
| 2019 | 84 |
| 2020 | 110 |
| 2021 | 1 |
| 2022 | 5 |
| 2023 | 248 |
| 2024 | 299 |
| 2025 | 295 |
| 2026 | 1,240 |
2026 is partial (through 28 Oct 2026), shown in a lighter bar.
| Year | Records | Critical | High | Critical or high | Not scored |
|---|---|---|---|---|---|
| 2026 | 1,240 | 51 | 452 | 40.6% | 0% |
| 2025 | 295 | 11 | 100 | 37.6% | 0% |
| 2024 | 299 | 7 | 112 | 39.8% | 0% |
| 2023 | 248 | 5 | 84 | 35.9% | 0% |
| 2022 | 5 | 0 | 3 | 60% | 0% |
| 2021 | 1 | 0 | 0 | — | 100% |
| 2020 | 110 | 3 | 30 | 32.7% | 8.2% |
| 2019 | 84 | 0 | 23 | 30.7% | 10.7% |
| 2018 | 123 | 1 | 25 | 32.5% | 35% |
| 2017 | 31 | 1 | 0 | 100% | 96.8% |
| Before 2017 | 21 | ||||
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.
Exploited vulnerabilities in CISA's KEV catalog
| CVE | Product | Name | Added | Ransomware |
|---|---|---|---|---|
| CVE-2015-3246 | Libuser | Red Hat Libuser Race Condition Vulnerability | 2026-08-26 | Unknown |
| CVE-2015-5287 | Automatic Bug Reporting Tool | Red Hat Automatic Bug Reporting Tool Privilege Escalation Vulnerability | 2026-08-26 | Unknown |
| CVE-2018-14667 | JBoss RichFaces Framework | Red Hat JBoss RichFaces Framework Expression Language Injection Vulnerability | 2023-09-28 | Unknown |
| CVE-2021-3560 | Polkit | Red Hat Polkit Incorrect Authorization Vulnerability | 2023-05-12 | Unknown |
| CVE-2021-4034 | Polkit | Red Hat Polkit Out-of-Bounds Read and Write Vulnerability | 2022-06-27 | Known |
| CVE-2010-0738 | JBoss | Red Hat JBoss Authentication Bypass Vulnerability | 2022-05-25 | Known |
| CVE-2010-1428 | JBoss | Red Hat JBoss Information Disclosure Vulnerability | 2022-05-25 | Known |
| CVE-2010-1871 | JBoss Seam 2 | Red Hat Linux JBoss Seam 2 Remote Code Execution Vulnerability | 2021-12-10 | Unknown |
| CVE-2017-12149 | JBoss Application Server | Red Hat JBoss Application Server Remote Code Execution Vulnerability | 2021-12-10 | Known |
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.27, as of 27 Oct 2026. About the data.
Highest exploit-prediction scores (EPSS)
EPSS estimates the probability that a vulnerability is exploited in the next 30 days. These are the 10 highest-scoring Red Hat records today.
| CVE | EPSS | Percentile | Severity | In KEV |
|---|---|---|---|---|
| CVE-2024-6387 | 99.5% | 99.9% | High | No |
| CVE-2018-1111 | 97.9% | 99.9% | High | No |
| CVE-2021-4034 | 94.9% | 99.9% | High | Yes |
| CVE-2024-3094 | 90.9% | 99.8% | Critical | No |
| CVE-2017-12149 | 90.7% | 99.8% | Critical | Yes |
| CVE-2010-1871 | 83.4% | 99.7% | High | Yes |
| CVE-2023-46847 | 78.5% | 99.6% | High | No |
| CVE-2018-14667 | 74.2% | 99.5% | Critical | Yes |
| CVE-2010-0738 | 73.8% | 99.5% | Low | Yes |
| CVE-2024-12084 | 72.5% | 99.4% | Critical | No |
Source: FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.27, as of 27 Oct 2026. About the data.
Related vendors
Vendors named on the same CVE records as Red Hat.