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Fencer Vulns
high 7.3

CVE-2025-55449 json

AstrBot is vulnerable to RCE with hard-coded JWT signing keys

published 2025-11-14 11 mo ago modified 2026-10-27 12 d ago also GHSA-4m32-cjv7-f425 , PYSEC-2026-285 , EUVD-2025-209733

cvss
7.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits
0
none known

Summary

AstrBotDevs AstrBot 3.5.15 has Advanced_System_for_Text_Response_and_Bot_Operations_Tool as the hardcoded private key used to sign a JWT.

Patch / fix

  • pypi astrbot 3.5.18

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
6 mo ago

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/Marven11/CVE-2025-55449-AstrBot-RCE referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CNA 3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
pypi astrbot
<3.5.18
3.5.18

Classification

Weakness
  • CWE-321 Use of Hard-coded Cryptographic Key
  • CWE-345 Insufficient Verification of Data Authenticity
  • CWE-798 Use of Hard-coded Credentials

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.