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CVE-2026-88819

In Siglet current and past versions the refresh token handler do not enforce proof of possession...

6.3 Medium

In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
Low

Exploit likelihood

0.17%Unchanged since Sep 15, 2026
90%50%10%1%

What each source reports

CVE List Score used6.3

In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.

Record
CVE-2026-88819
CVSS 4.0
6.3 MediumCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Weakness
CWE-290, CWE-345
Updated
2026-11-02
EUVDEUVD-2026-775776.3

In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.

Record
EUVD-2026-77577
CVSS 4.0
6.3 MediumCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-2f3m-r9cf-82r76.3

In Siglet current and past versions the refresh token handler do not enforce proof of possession...

In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.

Record
GHSA-2f3m-r9cf-82r7
CVSS 4.0
6.3 MediumCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/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
Weakness
CWE-290
Updated
2026-11-02
NVD6.3

In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.

Record
CVE-2026-88819
CVSS 4.0
6.3 MediumCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/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
Weakness
CWE-290, CWE-345
Updated
2026-11-02
OSV6.3

In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.

Record
CVE-2026-88819
CVSS 4.0
6.3 MediumCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Weakness
CWE-290, CWE-345
Updated
2026-11-04

Affected products

History

History
RecordedChangedSources
facts, referencesOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-88819 is a medium vulnerability (CVSS 6.3) in Eclipse Foundation Data Plane Core, published September 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. No source names a fixed version.

References

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