CVE-2026-13465: altera trusted firmware Stack-based Buffer Overflow
CVSS: 8.3v4.0HighAwaiting analysis
Published 24-09-2026Last modified 24-09-2026
Vulnerability summary
CVE-2026-13465 is a high (CVSS 8.3) Stack-based Buffer Overflow vulnerability in altera trusted firmware. EPSS estimates a 0.11% chance of exploitation in the next 30 days, higher than 1.2% of scored vulnerabilities.
CVSS score
8.3/10
010
High · v4.0 (CVE.org)EPSS score
0.11%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 24-09-2026PublishedVulnerability first disclosed.
- 24-09-2026Last modifiedVulnerability information updated.
Description
Stack-based buffer overflow vulnerability in Altera Trusted Firmware on HPS allows Exploitation of Improperly Configured or Implemented Memory Protections. This issue affects Trusted Firmware: through socfpga_v2.14.0.
CVSS metrics
4 scores · 2 sources · 2 versionsHigh 8.3Preferred score · CVE.org (CNA)
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:HSourcesAll 2 agree
- NVDNIST8.3HighCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
High 8.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:HSourcesAll 2 agree
- NVDNIST8.1HighCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H
EPSS trend
Probability
0.11%
Chance of exploitation in the next 30 days
Percentile
1%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
25-09-202620-10-2026
EPSS score0.11%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Altera1 product
- trusted firmware≤ socfpga_v2.14.0
1 vendor · 1 product