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CVE-2021-21275

18
FAUCET Score

CVE-2021-21275 describes a Cross-Site Request Forgery (CSRF) vulnerability in the MediaWiki "Report" extension, affecting Oracle Communications Cloud Native Core Network Slice Selection Function, Oracle Communications Pricing Design Center, and other products utilizing the vulnerable extension. The vulnerability, rated Medium severity (CVSS 4.3), allows attackers to forge requests to report a revision due to a lack of CSRF protection. While the attack complexity is low and requires user interaction, its impact is limited to integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2021-01-21CPE matchmatch criteria
cpe:2.3:a:report_project:report:*:*:*:*:*:mediawiki:*:*
1.2.1CPE matchmatch criteria
cpe:2.3:a:oracle:communications_cloud_native_core_network_slice_selection_function:1.2.1:*:*:*:*:*:*:*
12.0.0.4.0CPE matchmatch criteria
cpe:2.3:a:oracle:communications_pricing_design_center:12.0.0.4.0:*:*:*:*:*:*:*
12.0.0.5.0CPE matchmatch criteria
cpe:2.3:a:oracle:communications_pricing_design_center:12.0.0.5.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.72%
Probability of exploitation in next 30 days
EPSS Percentile
50.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0072 is in the 56th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / Kenny2github/Report/commit/f828dc6f73cdfaea5639edbf8ac7b326eeefb117
PatchThird Party Advisory
github.com / Kenny2github/Report/security/advisories/GHSA-9f3w-c334-jm2h
PatchThird Party Advisory
oracle.com / security-alerts/cpuapr2022.html
Third Party Advisory
oracle.com / /security-alerts/cpujul2021.html
Third Party Advisory