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CVE-2023-22464

20
FAUCET Score

CVE-2023-22464 is a cross-site scripting (XSS) vulnerability affecting ViewVC versions prior to 1.2.3 and 1.1.30, a browser interface for CVS and Subversion repositories. The vulnerability has a CVSS score of 5.4 (Medium) and requires an attacker to have commit privileges to a Subversion repository exposed by a trusted ViewVC instance, utilizing files with unsafe names. While the attack vector is network-based with low complexity, the potential impact is limited to low confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.1.30CPE matchmatch criteria
cpe:2.3:a:viewvc:viewvc:*:*:*:*:*:*:*:*
>= 1.2.0, < 1.2.3CPE matchmatch criteria
cpe:2.3:a:viewvc:viewvc:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.64%
Probability of exploitation in next 30 days
EPSS Percentile
47.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0064 is in the 79th percentile among its peer group of 15,225 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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

Vendor Patches (1)

github_advisoryworkaround availablevia nvd_reference
View patch

References

github.com / viewvc/viewvc/issues/311
ExploitIssue TrackingMitigationThird Party Advisory
github.com / viewvc/viewvc/releases/tag/1.1.30
Release NotesThird Party Advisory
github.com / viewvc/viewvc/releases/tag/1.2.3
Release NotesThird Party Advisory
github.com / viewvc/viewvc/security/advisories/GHSA-jvpj-293q-q53h
MitigationThird Party Advisory