Trending
CVE-2021-22506

CVE detail

CVE-2021-22506

Advance configuration exposing Information Leakage vulnerability in Micro Focus Access Manager product, affects all versions prior to version 5.0. The vulnerability could cause information leakage.

CVSS 7.5 · HighBuzz score 36.9KEV listed

Buzz score

Why this CVE is surfacing

Buzz score total 36.9

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 6.9 · diversity 5.0 · KEV 25.0 · OTX 0.0 · PoC 0.0

Mention score

6.9

1 evidence mentions in the snapshot

Diversity score

5.0

1 sources across 1 categories

KEV score

25.0

Known exploited vulnerability present

OTX score

0.0

0 OTX pulses

PoC score

0.0

0 repos · best confidence N/A

Best PoC traction

Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions: 0; within the 30d window
Peak daily: 0; highest bucket

Evidence

Source links by recency

Newest mentions first

1 source links · newest first

CVE-2021-20090 actively exploited to target millions of IoT devices worldwideSecurity Affairs
Threat actors are actively exploiting a critical authentication bypass issue (CVE-2021-20090) affecting home routers with Arcadyan firmware. Threat actors actively exploit a critical authentication bypass vulnerability, tracked as CVE-2021-20090, impacting home routers with Arcadyan firmware to deploy a Mirai bot. “A path traversal vulnerability in the web interfaces of Buffalo WSR-2533DHPL2 firmware version
newssecurityaffairs.comAug 7, 2021, 8:10 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars

No public PoC repositories have been matched yet.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence

CVE-2026-11878
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in OpenText Access Manager allows Cross-Site Scripting (XSS). This issue affect…
CVSS 8.2 · High
1 mention
CVE-2026-11877
An unauthorized user can modify configuration through API calls that affects the OpenText Access Manager. This issue affects Access Manager before 5.1.3.
CVSS 6.3 · Medium
1 mention
CVE-2021-22531
A bug exist in the input parameter of Access Manager that allows supply of invalid character to trigger cross-site scripting vulnerability. This affects NetIQ Access Manager 4.5 a…
CVSS 6.1 · Medium
CVE-2021-22528
Reflected Cross Site Scripting (XSS) vulnerability in NetIQ Access Manager prior to 5.0.1 and 4.5.4
CVSS 8.0 · High
CVE-2021-22527
Information leakage vulnerability in NetIQ Access Manager prior to 5.0.1 and 4.5.4
CVSS 6.0 · Medium
CVE-2021-22526
Open Redirection vulnerability in NetIQ Access Manager prior to 5.0.1 and 4.5.4
CVSS 4.9 · Medium

External lookup

Potential internet exposure

Potential exposure only — not proof of vulnerability.Shodan results indicate potentially internet-exposed products, not confirmed vulnerable systems. They do not confirm that any returned system is vulnerable to CVE-2021-22506.

Product-level CPE searches intentionally omit version fields and NVD version-range or configuration certainty. Verify the exact product version and configuration independently.

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Product CPE queries

Derived from this CVE's existing NVD CPE 2.3 records; the application, operating-system, or hardware part is retained.

cpe:2.3:a:microfocus:access_managerSearch this product on Shodan

Exact CVE query

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Shodan's exact vuln: filter is separate from the product searches above and requires an eligible paid Shodan plan.

vuln:CVE-2021-22506Search this CVE on Shodan

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Metadata

Canonical fields

NVD status

Unavailable

Published

Mar 26, 2021

Modified

Jun 17, 2026

Official record

Authoritative NVD record

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CWE IDs

Unavailable

Vendor classifications

How this vector reads

CVSS 3.1 base metrics decoded below. This explanation does not recalculate or change the NVD score.

Attack Vector (AV): Network. The vulnerable system can be reached across network boundaries.
Attack Complexity (AC): Low. No special conditions beyond the attacker-controlled steps are required.
Privileges Required (PR): None. The attacker needs no privileges on the vulnerable system.
User Interaction (UI): None. Exploitation does not require another user to act.
Scope (S): Unchanged. Impacts remain within the vulnerable security authority.
Confidentiality Impact (C): High. There is a total or serious impact to this security property.
Integrity Impact (I): None. There is no direct impact to this security property.
Availability Impact (A): None. There is no direct impact to this security property.

Signals

Exploitation indicators

1 stored signals · KEV present · 0 OTX pulses

KEVKEV
- cwes:
- dueDate: 2021-11-17
- knownRansomwareCampaignUse: Unknown
- notes: https://nvd.nist.gov/vuln/detail/CVE-2021-22506
- product: Micro Focus Access Manager
- requiredAction: Apply updates per vendor instructions.
- shortDescription: Micro Focus Access Manager contains an information leakage vulnerability resulting from a SAML service provider redirection issue when the Assertion Consumer Service URL is used.
- vendorProject: Micro Focus
- vulnerabilityName: Micro Focus Access Manager Information Leakage Vulnerability
Observed Nov 3, 2021, 12:00 AM