CVE-2021-35197

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

1.94% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 78.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2021-07-02 12:28Z5 YR AGO

Last updated

2024-08-04 00:33Z2 YR AGO

Reserved

2021-06-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-863Incorrect AuthorizationClass
• CWE-306Missing Authentication for Critical FunctionBase

Data version

5.1

Document digest

1cd559aeff68c9521cd0935e7429d608caca758d15267e21afc3e94c65839424

• phabricator.wikimedia.orghttps://phabricator.wikimedia.org/T280226x_refsource_MISC
• lists.wikimedia.orghttps://lists.wikimedia.org/hyperkitty/list/mediawiki-announce%40lists.wikimedia.org/thread/YR3X4L2CPSEJVSY543AWEO65TD6APXHP/x_refsource_CONFIRM
• security.gentoo.orgGLSA-202107-40https://security.gentoo.org/glsa/202107-40vendor-advisoryx_refsource_GENTOO
• www.debian.orgDSA-4979https://www.debian.org/security/2021/dsa-4979vendor-advisoryx_refsource_DEBIAN
• lists.debian.org[debian-lts-announce] 20211009 [SECURITY] [DLA 2779-1] mediawiki security updatehttps://lists.debian.org/debian-lts-announce/2021/10/msg00003.htmlmailing-listx_refsource_MLIST
• lists.fedoraproject.orgFEDORA-2021-eee8b7514fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNEAI2T3Y65I55ZB6UE6RMC662RZTGRX/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2021-56d8173b5ehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2021-3dd1b66cbfhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA/vendor-advisoryx_refsource_FEDORA