Vendor dossier / #30
Red Hat vulnerabilities in CISA KEV
Answer CISA's KEV catalog lists 9 Red Hat vulnerabilities as of catalog 2026.09.23, 0.5% of all 1,721 entries and rank 30 of 283 vendors. The first was added on 2021-12-10 and the most recent on 2026-08-26; 4 are flagged as used in ransomware campaigns.
- KEV entries
- 90.5% of catalog
- Last 90 days
- +2added
- Ransomware: known
- 444.4%
- Products
- 7distinct
- First added
- 2021-12-10
- Latest added
- 2026-08-26
- Median days to due
- 21
- Open deadlines
- 0federal
TAdditions per quarter
Table view (by year)
| Year | Added |
|---|---|
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 0 |
| 2025 | 0 |
| 2026 | 2 |
QCommon questions
How many Red Hat vulnerabilities are in CISA KEV?
9, as of KEV catalog 2026.09.23 (released 2026-09-23). That is 0.5% of the catalog.
Which Red Hat product has the most KEV entries?
Polkit, with 2 entries. 7 products appear in total.
How many Red Hat KEV vulnerabilities are linked to ransomware?
4 of 9 (44.4%) are flagged by CISA as known to be used in ransomware campaigns.
When was the latest Red Hat vulnerability added to KEV?
2026-08-26 (CVE-2015-5287).
What is the most common weakness in Red Hat KEV entries?
CWE-264 (Permissions and access controls (category)), listed on 2 entries.
PProducts
| Product | Entries | Share of vendor |
|---|---|---|
| Polkit | 2 | 22.2% |
| JBoss | 2 | 22.2% |
| Automatic Bug Reporting Tool | 1 | 11.1% |
| Libuser | 1 | 11.1% |
| JBoss RichFaces Framework | 1 | 11.1% |
| JBoss Application Server | 1 | 11.1% |
| JBoss Seam 2 | 1 | 11.1% |
WWeaknesses
| CWE | Entries | Share of vendor |
|---|---|---|
| CWE-264 Permissions and access controls (category) | 2 | 22.2% |
| CWE-94 Code injection | 1 | 11.1% |
| CWE-863 Incorrect authorization | 1 | 11.1% |
| CWE-787 Out-of-bounds write | 1 | 11.1% |
| CWE-502 Unsafe deserialization | 1 | 11.1% |
| CWE-20 Improper input validation | 1 | 11.1% |
| No CWE listed | 2 | 22.2% |
EAll 9 entries
| CVE | Product | Vulnerability | Added | Due | Ransomware | CWE |
|---|---|---|---|---|---|---|
| CVE-2015-5287 | Automatic Bug Reporting Tool | Red Hat Automatic Bug Reporting Tool Privilege Escalation Vulnerability | Unknown | none listed | ||
| CVE-2015-3246 | Libuser | Red Hat Libuser Race Condition Vulnerability | Unknown | none listed | ||
| CVE-2018-14667 | JBoss RichFaces Framework | Red Hat JBoss RichFaces Framework Expression Language Injection Vulnerability | Unknown | CWE-94 | ||
| CVE-2021-3560 | Polkit | Red Hat Polkit Incorrect Authorization Vulnerability | Unknown | CWE-863 | ||
| CVE-2021-4034 | Polkit | Red Hat Polkit Out-of-Bounds Read and Write Vulnerability | Known | CWE-787 | ||
| CVE-2010-1428 | JBoss | Red Hat JBoss Information Disclosure Vulnerability | Known | CWE-264 | ||
| CVE-2010-0738 | JBoss | Red Hat JBoss Authentication Bypass Vulnerability | Known | CWE-264 | ||
| CVE-2017-12149 | JBoss Application Server | Red Hat JBoss Application Server Remote Code Execution Vulnerability | Known | CWE-502 | ||
| CVE-2010-1871 | JBoss Seam 2 | Red Hat Linux JBoss Seam 2 Remote Code Execution Vulnerability | Unknown | CWE-20 |
Cite this
CISA's Known Exploited Vulnerabilities catalog lists 9 Red Hat vulnerabilities (0.5% of all entries). Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/vendors/red-hat/
Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23. Vendor names are CISA's vendorProject strings; Telemetry states no facts about Red Hat beyond this data.