CVE-2022-2863 | WPvivid Backup < 0.9.76 - Admin+ Arbitrary File Read

Exp

The Migration, Backup, Staging WordPress plugin before 0.9.76 does not sanitise and validate a parameter before using it to read the content of a file, allowing high privilege users to read any file from the web server via a Traversal attack

Published: 2022-09-16 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-2863 is rated High Exploit Risk (71.7/100): CVSS Medium severity, with high exploitation likelihood (EPSS 10.88%, 94th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +4.32% over the last day, indicating growing attacker interest. 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-2022-2863

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

Exploit prediction scoring system (EPSS) score for CVE-2022-2863

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 2026-06-03 6.56% 10.88% +4.32%
2 2026-06-01 8.45% 6.56% -1.89%
3 2026-02-18 — 8.45% —

Full EPSS history (51 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-2863

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.9 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/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:H)
They need powerful rights—admin, root, or similar—before this pays off.
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:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 1.2 3.6 [email protected]

Weakness enumeration for CVE-2022-2863

Affected software / configurations for CVE-2022-2863

Vendor Product Version Raw CPE
wpvivid migration\,_backup\,_staging < 0.9.76 cpe:2.3:a:wpvivid:migration\,_backup\,_staging:*:*:*:*:*:wordpress:*:*

References for CVE-2022-2863

cvelogic Threat Intelligence