CVE-2023-43323

Exp

mooSocial 3.1.8 is vulnerable to external service interaction on post function. When executed, the server sends a HTTP and DNS request to external server. The Parameters effected are multiple - messageText, data[wall_photo], data[userShareVideo] and data[userShareLink].

Published: 2023-09-28 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2023-43323 is rated High Exploit Risk (75.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 80.87%, 99th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2023-43323

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2023-43323

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-08 80.80% 80.87% +0.07%
2 2026-02-21 68.74% 80.80% +12.06%
3 2025-11-30 — 68.74% —

Full EPSS history (25 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2023-43323

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.5 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 2.5 [email protected]

Weakness enumeration for CVE-2023-43323

Affected software / configurations for CVE-2023-43323

Vendor Product Version Raw CPE
moosocial moosocial 3.1.8 cpe:2.3:a:moosocial:moosocial:3.1.8:*:*:*:*:*:*:*

References for CVE-2023-43323

URL Tags
https://github.com/ahrixia/CVE-2023-43323 Exploit Third Party Advisory
cvelogic Threat Intelligence