Concurrency and locking defects in GSS-TSIG
Published May 21, 2026
7.5
HIGHCVSS 3.1
EPSS 0.58%
Description
Concurrency and locking defects in GSS-TSIG
Affected products
-
- Version 4.9.0StatusaffectedConstraints<4.9.15
- Version 5.0.0StatusaffectedConstraints<5.0.5
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PowerDNS | Authoritative | unaffected |
|
- ≥ 4.7.0 · < 4.9.15
- ≥ 5.0.0 · < 5.0.5
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed May 21, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
May–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.58% (0.00580) | 45.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.35% (0.00354) | 27.06th | v5 (v2026.06.15) |
| May 21, 2026 | 0.02% (0.00020) | 5.69th | v4 (v2025.03.14) |
References (1)
Change history (0)
No recorded changes yet.