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CVE-2023-4878

19
FAUCET Score

CVE-2023-4878 is a Server-Side Request Forgery (SSRF) vulnerability affecting instantsoft/icms2 prior to version 2.16.1-git. This medium-severity flaw (CVSS 5.4) allows an authenticated attacker to perform SSRF, potentially leading to information disclosure and data manipulation. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.16.1CPE matchmatch criteria
cpe:2.3:a:instantcms:instantcms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

CVSS:3.0/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
3.0

Exploit Intelligence

EPSS Score
0.32%
Probability of exploitation in next 30 days
EPSS Percentile
24.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0032 is in the 31st percentile among its peer group of 21,957 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 / instantsoft/icms2/commit/d0aeeaf5979fbdbf80dc3a3227d6c58442ab7487
Patch
huntr.dev / bounties/655c4f77-04b2-4220-bfaf-a4d99fe86703
ExploitIssue TrackingPatchThird Party Advisory