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01 Record

CVE-2026-52877

Streambert : Insecure Protocol Execution in open-external IPC Handler

HighPUBLISHEDCNA: GitHub_M
CNA base score8.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

02 Description

Streambert : Insecure Protocol Execution in open-external IPC Handler

03 Exploitation and scoring

Exploitation
Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
SSVC decision
  • ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.40% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 34.7% of scored records. A rank, not a probability.
NVD base score
8.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
NVD analysis status
Deferred. NVD last modified this record on 2026-10-22.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-08-18 21:27Z2 MO AGO
Last updated
2026-08-19 18:35Z2 MO AGO
Reserved
2026-06-08
Assigning CNA
GitHub_M
Record state
PUBLISHED
Severity
High (CVSS 8.3)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Weaknesses
  • CWE-20Improper Input ValidationClass
  • CWE-749Exposed Dangerous Method or FunctionBase
Data version
5.2
Document digest
aebf7781a937aff2ff11d32a6664dd8de40d367a1323487d61508d1b2fc356e9

05 Affected products

VendorProductVersionsPlatforms
truelockmcstreambert< 2.6.0—

06 References