CVE-2022-26300

Name: CVE-2022-26300
Creator: NVD / NIST
Published: 2022-03-17T00:15:07.857+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.18%

Last modified Jun 17, 2026

CVE-2022-26300 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

Description

EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.18%

63.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Eosio Project	Eos	2.1.0

References

https://github.com/EOSIO/eos/issues/10820Exploit, Third Party Advisory
https://github.com/EOSIO/eos/issues/10820Exploit, Third Party Advisory

Timeline

Published: Mar 17, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26300?

EOS v2.1.0 was discovered to contain a heap-buffer-overflow via the function txn_test_gen_plugin.

How severe is CVE-2022-26300?

CVE-2022-26300 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26300?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-26300?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST