CVE-2021-21336

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.49% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 74.0% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-03-08 20:40Z5 YR AGO

Last updated

2024-08-03 18:09Z2 YR AGO

Reserved

2020-12-22

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

060d0eb56310b76e80e9c3119cc565921ce09a464c404c16ef17098c3bd1ce0a

• github.comhttps://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p75f-g7gx-2r7px_refsource_CONFIRM
• pypi.orghttps://pypi.org/project/Products.PluggableAuthService/x_refsource_MISC
• github.comhttps://github.com/zopefoundation/Products.PluggableAuthService/commit/2dad81128250cb2e5d950cddc9d3c0314a80b4bbx_refsource_MISC
• www.openwall.com[oss-security] 20210521 Plone security hotfix 20210518http://www.openwall.com/lists/oss-security/2021/05/21/1mailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20210522 Re: Plone security hotfix 20210518http://www.openwall.com/lists/oss-security/2021/05/22/1mailing-listx_refsource_MLIST