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CVE-2023-43193

18
FAUCET Score

CVE-2023-43193 describes a Cross-Site Scripting (XSS) vulnerability affecting Submitty versions prior to v22.06.00, specifically impacting the rcos submitty product. This medium-severity vulnerability (CVSS 6.1) can be exploited by an unauthenticated attacker who crafts a malicious link within the forum, requiring user interaction to trigger information disclosure and integrity compromise. While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered some community discussion and media coverage, indicating a degree of awareness.

Impacted Technologies

VendorProductVersion(s)CPE
< 22.06.00CPE matchmatch criteria
cpe:2.3:a:rcos:submitty:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.47%
Probability of exploitation in next 30 days
EPSS Percentile
38.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0047 is in the 40th 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

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

fuchai.net / cve/CVE-2023-43193
ExploitThird Party Advisory
github.com / Submitty/Submitty/pull/8032
PatchVendor Advisory