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CVE-2023-27485

18
FAUCET Score

CVE-2023-27485 is an insufficient authorization vulnerability in thmmniii/fbs-core, an open-source student feedback system, affecting versions prior to 1.5.3. Logged-in users can query subresults belonging to other users, though these cannot be attributed to specific individuals. This medium-severity vulnerability (CVSS 4.3) has a low attack complexity and could lead to a limited disclosure of information. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.5.3CPE matchmatch criteria
cpe:2.3:a:thm:feedbacksystem:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 50th percentile among its peer group of 21,977 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 0.0 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 / thm-mni-ii/feedbacksystem/commit/f1ae67d8bb2286a8eb15949038473d41b1358493
Patch
github.com / thm-mni-ii/feedbacksystem/releases/tag/v1.5.3
Release Notes
github.com / thm-mni-ii/feedbacksystem/security/advisories/GHSA-fhq8-p3w6-mmgr
PatchThird Party Advisory
thm-mni-ii.github.io / feedbacksystem/api-docs
Product