CVE-2026-57554 FastRPC - Memory Corruption

A memory corruption vulnerability occurs when asynchronous threads access shared performance counter data simultaneously during FastRPC invocations, letting attackers cause application instability or crashes, exploit requires concurrent thread execution.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.07% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Memory Corruption
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
6 October 2026
Updated
15 October 2026
Weakness
CWE-416

Vendor fix

Update to the latest version with fixes for memory corruption issues.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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