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Apache OFBiz CVE-2026-109928

| EUVDEUVD-2026-117519 HIGH
Incorrect Implementation of Authentication Algorithm (CWE-303)
7.4
CVSS 3.1 · Vendor
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain victim's password-reset token out-of-band
  2. Delivery
    Submit token to login endpoint directly
  3. Exploit
    Incorrect JWT validation accepts reset token
  4. Execution
    Receive full unrestricted authenticated session
  5. Impact
    Gain administrative access if target is admin

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication algorithm review
Exploitation Conditions

The attacker must first obtain a valid password-reset token for the target account - the description names three concrete acquisition paths: interception of the reset email, exposure of the token in logs, or a man-in-the-middle on the mail transport. The flaw is then triggered by submitting that token directly to the login endpoint (instead of the password-change flow), where the incorrect JWT validation accepts it as a login credential. Limiting factors: exploitation is impossible without out-of-band token capture (hence CVSS AC:H), it is confined to Apache OFBiz 24.09 releases before 24.09.08, and administrative impact only occurs when the compromised account is itself an administrator.

Impact

This is a genuine but conditional priority rather than a mass-exploitation emergency. The CVSS 3.1 vector (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N, 7.4 High) reflects full account takeover with confidentiality and integrity impact, but the AC:H flag is meaningful: exploitation is gated on the attacker first obtaining a victim's password-reset token out-of-band. The supporting signals point to low near-term volume - EPSS is 0.19% (9th percentile), the CVE is NOT on CISA KEV, and no SSVC/automatable or active-exploitation flag is present. The vuln.today decision label is 'this_week,' consistent with a real but not emergency-grade fix window. There is no verified exploit code: the references are an oss-security advisory and vendor/NVD mailing-list links, not a working PoC. Note one tension to verify: CVSS scores this PR:N (no attacker privileges needed), yet the description makes clear a valid password-reset token is a hard prerequisite - so 'unauthenticated' in the CVSS sense does not mean condition-free. Net: patch promptly, especially for internet-exposed OFBiz instances and any deployment where reset tokens could traverse untrusted mail paths, but widespread opportunistic exploitation is not indicated by the current data.

Exploit ScenarioDerived

An attacker who intercepts a legitimate user's password-reset token - for example via email interception, exposure in logs, or a man-in-the-middle on the mail transport - submits that token directly to the login endpoint instead of the intended password-change flow. Because JWT validation is implemented incorrectly, OFBiz accepts the reset token as a login credential and issues a full, unrestricted session; if the victim is an administrator, the attacker gains administrative access. No public exploit code is identified at time of analysis, and the high attack complexity reflects the need to first obtain a valid reset token.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.2% exploitation probability (EPSS)

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AnalysisAIv2 – Nov 10, 2026

Authentication bypass in Apache OFBiz 24.09 before 24.09.08 allows anyone holding a valid password-reset JWT for an account to log in as that user - including administrative access when the targeted account is an administrator - by submitting the token directly to the login endpoint instead of completing the password-change flow. The assessed CVSS 3.1 vector is AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N: unauthenticated from the network per the vector, but only exploitable after the attacker captures a reset token out of band, via email interception, token exposure in logs, or a man-in-the-middle on the mail transport. A vendor fix exists in 24.09.08, EPSS is low at 0.19% (9th percentile), and no public exploit identified at time of analysis, making this a conditional priority rather than a mass-exploitation emergency.

Earlier versions of this analysis (1)
v1 Nov 04, 2026 - 17:20

Full account takeover of Apache OFBiz users is achievable without authentication because the password-reset/forgot-password flow verifies reset requests with an incorrectly implemented authentication algorithm, which an attacker can subvert to reset another user's password (assessed CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - unauthenticated, network reachable, no user interaction, high confidentiality, integrity and availability impact). Every deployment of the Java-based OFBiz framework running a version prior to 24.09.08 with the password-reset functionality reachable is in scope. No public exploit code or CISA KEV entry is identified for this CVE at time of analysis, no EPSS score was supplied, and the vuln.today decision label is 'awaiting_data', so scoring signals are incomplete; the CVE was published as one item in a large oss-security batch of OFBiz flaws fixed together in 24.09.08.

RemediationAI

Upgrade Apache OFBiz to 24.09.08, the vendor-released fix; the advisory states users are recommended to upgrade to version 24.09.08, and no other fixed branch is listed in the supplied data. Consult the oss-security advisory at https://seclists.org/oss-sec/2026/q4/516 and https://ofbiz.apache.org/ for the vendor guidance. The provided sources do not document a separate workaround or configuration change - the upgrade is the stated remediation. Until upgraded, exposure is bounded by the prerequisite that an attacker must first obtain a password-reset token via email interception, log exposure, or a mail-transport man-in-the-middle, but the sources do not prescribe controls for those acquisition paths; the vuln.today priority label for this item is this_week.

Affected VersionsENISA

Apache OFBiz 0 <24.09.08

Affected Packages

euvd apache_ofbiz fix: 24.09.08

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The root cause is CWE-303, Incorrect Implementation of Authentication Algorithm, in Apache OFBiz's JWT validation for the password-reset and login flows. OFBiz issues a JWT as part of the password-reset process; that token is intended to be consumed only by the password-change endpoint. The login endpoint's JWT validation does not correctly enforce that intended scope, so a reset token presented directly to login is accepted as a session credential and yields a full, unrestricted session for the token's subject. The supplied evidence does not describe the specific code-level validation defect beyond this scope confusion. Impact per the assessed vector is C:H/I:H/A:N with S:U, and the practical prerequisite is out-of-band token acquisition, which is why the vector carries AC:H despite PR:N/UI:N. EUVD lists the affected range as Apache OFBiz 0 <24.09.08; no CPE identifiers were provided in the input.

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Severity by source

Vendor (CNA) PRIMARY 7.4 HIGH
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
vuln.today AI 7.4 HIGH

Network-reachable login endpoint (AV:N) with no attacker privileges (PR:N), but AC:H because a valid reset token must first be intercepted; full session takeover gives C:H/I:H and no availability impact (A:N).

3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (CNA).

CVSS VectorVendor

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

4
Analysis Updated
Nov 10, 2026 - 17:39 vuln.today
v2 - CVSS changed
CVSS changed
Nov 10, 2026 - 17:22 NVD
7.4 (HIGH)
Patch available
Nov 05, 2026 - 15:17 EUVD
CVE Published
Nov 04, 2026 - 16:33 oss-security
CRITICAL

Description PRE-NVD

Disclosed via oss-security. NVD scoring and full description are pending.

Executive ViewAI

Why It Matters

Apache OFBiz 24.09 users, especially administrative accounts, are at risk of authentication bypass if a password-reset JWT is compromised out-of-band. Successful exploitation grants full account takeover, potentially leading to unauthorized access to sensitive business data and systems. Leadership should prioritize patching because the vulnerability enables direct privilege escalation, though exploitation requires token capture.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.2%
Top 91% exploitable
Prevalence
Low
niche open-source ERP suite, limited enterprise deployment footprint
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.2%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
High

Priority Score

37
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +37
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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