CVE-2025-2886

Terminating targets role delegations are not respected in tough

Description

Missing validation of terminating delegation causes the client to continue searching the defined delegation list, even after searching a terminating delegation. This could cause the client to fetch a target from an incorrect source, altering the target contents. Users should upgrade to tough version 0.20.0 or later and ensure any forked or derivative code is patched to incorporate the new fixes.

Category

5.7
CVSS
Severity: Medium
CVSS 4.0 •
EPSS 0.06%
Affected: AWS tough
Published at:
Updated at:

References

Link Tags
https://github.com/awslabs/tough/security/advisories/GHSA-v4wr-j3w6-mxqc
https://aws.amazon.com/security/security-bulletins/AWS-2025-007/

Frequently Asked Questions

What is the severity of CVE-2025-2886?
CVE-2025-2886 has been scored as a medium severity vulnerability.
How to fix CVE-2025-2886?
To fix CVE-2025-2886, 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-2025-2886 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-2886 is being actively exploited. 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-2025-2886?
CVE-2025-2886 affects AWS tough.
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