Vulnerability Details : CVE-2021-29476
Requests is a HTTP library written in PHP. Requests mishandles deserialization in FilteredIterator. The issue has been patched and users of `Requests` 1.6.0, 1.6.1 and 1.7.0 should update to version 1.8.0.
Products affected by CVE-2021-29476
- cpe:2.3:a:wordpress:requests:1.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:requests:1.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:requests:1.7.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-29476
2.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-29476
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
GitHub, Inc. |
CWE ids for CVE-2021-29476
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by: security-advisories@github.com (Primary)
References for CVE-2021-29476
-
https://github.com/rmccue/Requests/pull/421
Disable deserialization in FilteredIterator by SergeyBiryukov · Pull Request #421 · WordPress/Requests · GitHubPatch;Third Party Advisory
-
https://github.com/WordPress/Requests/security/advisories/GHSA-52qp-jpq7-6c54
Insecure Deserialization of untrusted data · Advisory · WordPress/Requests · GitHubThird Party Advisory
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