CVE-2022-0323

HIGHNVD 8.88.8—

8.8

Improper Neutralization of Special Elements Used in a Template Engine in Packagist mustache/mustache prior to 2.14.1.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 40.3%
KEV: Not listed

Published

January 21, 2022

Last Modified

November 21, 2024

References (4)

security@huntrhttps://github.com/bobthecow/mustache.php/commit/579ffa5c96e1d292c060b3dd62811ff01ad8c24e
security@huntrhttps://huntr.dev/bounties/a5f5a988-aa52-4443-839d-299a63f44fb7
af854a3a-2127-422b-91ae-364da2661108https://github.com/bobthecow/mustache.php/commit/579ffa5c96e1d292c060b3dd62811ff01ad8c24e
af854a3a-2127-422b-91ae-364da2661108https://huntr.dev/bounties/a5f5a988-aa52-4443-839d-299a63f44fb7

Affected Packages

(1 across 1 ecosystem)

Packagist(1)

Package	Vulnerable range	Fixed in	Dependents
mustache/mustache	v2.0.0 ... v2.9.0 (22 versions)	2.14.1	—

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 15× 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
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 04:21 UTCEG score recompute

Frequently asked(5)

What is CVE-2022-0323?

CVE-2022-0323 is a high vulnerability published on January 21, 2022. Improper Neutralization of Special Elements Used in a Template Engine in Packagist mustache/mustache prior to 2.14.1.

When was CVE-2022-0323 disclosed?

CVE-2022-0323 was first published in the National Vulnerability Database on January 21, 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-2022-0323 actively exploited?

CVE-2022-0323 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 40.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-0323?

CVE-2022-0323 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2022-0323?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-0323, 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-2022-0323

📅 Published

🔄 Last Modified

🔗 References (4)

Affected Packages

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-0323?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)