CVE-2022-33011

HIGHNVD 8.88.8—

8.8

Known v1.3.1+2020120201 was discovered to allow attackers to perform an account takeover via a host header injection attack.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 66.1%
KEV: Not listed

Published

July 8, 2022

Last Modified

November 21, 2024

References (8)

cve@mitrehttps://blog.jitendrapatro.me/multiple-vulnerabilities-in-idno-known-php-cms-software/
cve@mitrehttps://github.com/idno/known
cve@mitrehttps://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/Account%20Takeover#account-takeover-through-password-reset-poisoning
cve@mitrehttps://www.pethuraj.com/blog/how-i-earned-800-for-host-header-injection-vulnerability/
af854a3a-2127-422b-91ae-364da2661108https://blog.jitendrapatro.me/multiple-vulnerabilities-in-idno-known-php-cms-software/
af854a3a-2127-422b-91ae-364da2661108https://github.com/idno/known
af854a3a-2127-422b-91ae-364da2661108https://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/Account%20Takeover#account-takeover-through-password-reset-poisoning
af854a3a-2127-422b-91ae-364da2661108https://www.pethuraj.com/blog/how-i-earned-800-for-host-header-injection-vulnerability/

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
composer	idno/known	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

Packagist(1)

Package	Vulnerable range	Fixed in	Dependents
idno/known	1.0.0, 1.0.0-rc.1, 1.0.0-rc.3, 1.2.2	—	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

Data Freshness Timeline

(refreshed 15× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
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2026-06-01 13:50 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
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2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2022-33011?

CVE-2022-33011 is a high vulnerability published on July 8, 2022. Known v1.3.1+2020120201 was discovered to allow attackers to perform an account takeover via a host header injection attack.

When was CVE-2022-33011 disclosed?

CVE-2022-33011 was first published in the National Vulnerability Database on July 8, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-33011 actively exploited?

CVE-2022-33011 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 66.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-33011?

CVE-2022-33011 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2022-33011?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-33011, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2022-33011

Published

Last Modified

References (8)

Patch Availability(1)

Affected Packages

Weakness Classification(1)

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-33011?

Same product

Same CWE

CVE-2022-33011

📅 Published

🔄 Last Modified

🔗 References (8)

Patch Availability(1)

Affected Packages

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-33011?

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References (8)

Frequently asked(5)

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