CVE-2021-41127: Rasa is an open source machine learning framework to automate text-and voice-based conversations

Q: How do I fix CVE-2021-41127?

rasa: upgrade to 2.8.10. Exact commands for each OS are on this page.

Q: Is CVE-2021-41127 being exploited?

CVE-2021-41127 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-41127 affect?

CVE-2021-41127 affects rasa. Severity is high (CVSS 7.3). Rasa is an open source machine learning framework to automate text-and voice-based conversations. In affected versions a vulnerability exists in the functionality that loads a trained model `tar.gz` file which allows a malicious actor to cr

Routine

HIGH 7.3UPGRADE

CVE-2021-41127 is a high-severity flaw (CVSS 7.3) affecting rasa. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Rasa is an open source machine learning framework to automate text-and voice-based conversations. In affected versions a vulnerability exists in the functionality that loads a trained model `tar.gz` file which allows a malicious actor to craft a `model.tar.gz` file which can overwrite or replace bot files in the bot directory. The vulnerability is fixed in Rasa 2.8.10. For users unable to update ensure that users do not upload untrusted model fil

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-22, CWE-23
Published	2021-10-21
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: rasa

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-10-21 21:15 UTCPublished CVE record published
2026-06-17 04:07 UTCUpdated Record last modified

rasa rasa UPGRADE

Affected: < 2.8.10

Fixed in: 2.8.10

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy rasa || rpm -q rasa || rasa --version

2. UPGRADE to 2.8.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade rasa

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade rasa

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-41127?

rasa: upgrade to 2.8.10. Exact commands for each OS are on this page.

Is CVE-2021-41127 being exploited?

CVE-2021-41127 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-41127 affect?

CVE-2021-41127 affects rasa. Severity is high (CVSS 7.3). Rasa is an open source machine learning framework to automate text-and voice-based conversations. In affected versions a vulnerability exists in the functionality that loads a trained model `tar.gz` file which allows a malicious actor to cr

How urgent is CVE-2021-41127?

Priority 39/100. High severity

References

← Back to latest CVEs