PT-2026-45253 · Unknown · Hermes-Agent

Eric-J · Published 2026-06-01 · Updated 2026-06-01 · CVE-2026-10221

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions hermes-agent versions prior to 0.12.1

Description An injection issue exists in the compress context() function within the run agent.py file. This flaw allows a remote attacker to perform an injection attack through the manipulation of the function.

Recommendations Update to a version later than 0.12.0. As a temporary workaround, restrict the use of the compress context() function until a patch is applied.

Exploit

Fix

Special Elements Injection

Improper Neutralization

Weakness Enumeration

CWE-74

CWE-707

Related Identifiers

CVE-2026-10221

Affected Products

Hermes-Agent

References · 8

• 🔥 https://gist.github.com/YLChen-007/d343fcfe2c009cd45f56dc475fd5ac03 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-10221 · Security Note
• https://vuldb.com/submit/822019 · Note
• https://twitter.com/VulmonFeeds/status/2061339770131784064 · Twitter Post
• https://vuldb.com/vuln/367500 · Note
• https://vuldb.com/vuln/367500/cti · Note
• https://vuldb.com/cve/CVE-2026-10221 · Note
• https://t.me/CVEtracker/55427 · Telegram Post