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GHSA-qhmp-h54x-38qr

HighCVSS 7.5 / 10
Published Sep 20, 2021·Last modified Mar 13, 2026
Affected Components(0)

No affected components available

Description

Impact

Anyone publicly hosting the Apprise library and granting them access to the IFTTT notification service.

Patches

Update to Apprise v0.9.5.1

# Install Apprise v0.9.5.1 from PyPI
pip install apprise==0.9.5.1

The patch to the problem was performed here.

Workarounds

Alternatively, if upgrading is not an option, you can safely remove the following file:

  • apprise/plugins/NotifyIFTTT.py

The above will eliminate the ability to use IFTTT, but everything else will work smoothly.

For more information

If you have any questions or comments about this advisory:

Additional Credit

Github would not allow me to additionally credit Rasmus Petersen, but I would like to put that here at the very least - thank you for finding and reporting this issue along with those already credited

Additional Notes:

  • Github would not allow me to add/tag the 2 CWE's this issue is applicable to (only CWE-400). The other is: CWE-730 (placed in the title)
Risk Scores
Base Score
7.5

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the availability of the system.

Threat Intelligence
6.9

Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.

EPSS
1.89%

The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

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High severity
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