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CVE-2022-4819

18
FAUCET Score

CVE-2022-4819 is a cross-site scripting (XSS) vulnerability affecting HotCRP, specifically an unknown functionality within the application. This vulnerability is rated Medium severity with a CVSS score of 6.1, indicating it can be exploited remotely with low attack complexity, requiring user interaction, and potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE. A patch (d4ffdb0ef806453c54ddca7fdda3e5c60356285c) is available to remediate this issue.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:hotcrp:hotcrp:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

2.4LOW

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
0.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 43rd percentile among its peer group of 26,219 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 / kohler/hotcrp/commit/d4ffdb0ef806453c54ddca7fdda3e5c60356285c
PatchThird Party Advisory
vuldb.com
Third Party Advisory
vuldb.com
Permissions RequiredThird Party Advisory