CVE-2022-31110

Public Exploit
Denial of Service (DoS) vulnerability in RSSHub

Description

RSSHub is an open source, extensible RSS feed generator. In commits prior to 5c4177441417 passing some special values to the `filter` and `filterout` parameters can cause an abnormally high CPU. This results in an impact on the performance of the servers and RSSHub services which may lead to a denial of service. This issue has been fixed in commit 5c4177441417 and all users are advised to upgrade. There are no known workarounds for this issue.

Categories

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.08%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: DIYgod RSSHub
Published at:
Updated at:

References

Link Tags
https://github.com/DIYgod/RSSHub/security/advisories/GHSA-jvxx-v45p-v5vf third party advisory patch
https://github.com/DIYgod/RSSHub/issues/10045 exploit mitigation third party advisory issue tracking
https://github.com/DIYgod/RSSHub/commit/5c4177441417b44a6e45c3c63e9eac2504abeb5b third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-31110?
CVE-2022-31110 has been scored as a medium severity vulnerability.
How to fix CVE-2022-31110?
To fix CVE-2022-31110, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-31110 being actively exploited in the wild?
It is possible that CVE-2022-31110 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-31110?
CVE-2022-31110 affects DIYgod RSSHub.
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