HOMEVULNERABILITIESCVE-2022-30935
CRITICAL

CVE-2022-30935

CWE-330Published: September 28, 2022· Updated: Jun 17, 2026

9.1
CVSS v3.1

Official Description

An authorization bypass in b2evolution allows remote, unauthenticated attackers to predict password reset tokens for any user through the use of a bad randomness function. This allows the attacker to get valid sessions for arbitrary users, and optionally reset their password. Tested and confirmed in a default installation of version 7.2.3. Earlier versions are affected, possibly earlier major versions as well.

NVD Source

Technical Analysis

CVE-2022-30935 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 9.1.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected Vendors & Products

b2evolution1 product(s)
b2evolution
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://b2evolution.net/downloads/7-2-5-stable
PATCHhttps://github.com/b2evolution/b2evolution/blob/master/inc/_core/_misc.funcs.php#L5955
PATCHhttps://b2evolution.net/downloads/7-2-5-stable
PATCHhttps://github.com/b2evolution/b2evolution/blob/master/inc/_core/_misc.funcs.php#L5955
ADVISORYhttps://github.com/b2evolution/b2evolution/issues/114
ADVISORYhttps://github.com/b2evolution/b2evolution/issues/114

All References (6)

→
https://b2evolution.net/downloads/7-2-5-stablePatch · Vendor Advisory
→
https://github.com/b2evolution/b2evolution/blob/master/inc/_core/_misc.funcs.php#L5955Patch · Third Party Advisory
→
https://github.com/b2evolution/b2evolution/issues/114Issue Tracking · Third Party Advisory
→
https://b2evolution.net/downloads/7-2-5-stablePatch · Vendor Advisory
→
https://github.com/b2evolution/b2evolution/blob/master/inc/_core/_misc.funcs.php#L5955Patch · Third Party Advisory
→
https://github.com/b2evolution/b2evolution/issues/114Issue Tracking · Third Party Advisory

Quick Facts

CVE IDCVE-2022-30935
CVSS Score9.1 / 10
SeverityCRITICAL
WeaknessCWE-330
CISA KEVNo
Affected1 vendor(s)
PublishedSep 28, 2022

Related CVEs (CWE-330)

CVE-2024-36389
9.8
CVE-2022-36536
9.8
CVE-2020-27743
9.8
CVE-2024-21495
9.8
CVE-2020-7548
9.8
CVE-2026-27755
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-30935 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
← All Vulnerabilities·Search for CVE-2022-30935·NVD