CVE-2022-0877

MEDIUMNVD 5.45.4—

5.4

Cross-site Scripting (XSS) - Stored in GitHub repository bookstackapp/bookstack prior to v22.02.3.

CVSS v3: 5.4
EG Score: 5.4(medium)
EPSS: 54.3%
KEV: Not listed

Published

March 8, 2022

Last Modified

November 21, 2024

References (4)

security@huntrhttps://github.com/bookstackapp/bookstack/commit/856fca8289b7370cafa033ea21c408e7d4303fd6
security@huntrhttps://huntr.dev/bounties/b04df4e3-ae5a-4dc6-81ec-496248b15f3c
af854a3a-2127-422b-91ae-364da2661108https://github.com/bookstackapp/bookstack/commit/856fca8289b7370cafa033ea21c408e7d4303fd6
af854a3a-2127-422b-91ae-364da2661108https://huntr.dev/bounties/b04df4e3-ae5a-4dc6-81ec-496248b15f3c

Affected Packages

(1 across 1 ecosystem)

Packagist(1)

Package	Vulnerable range	Fixed in	Dependents
ssddanbrown/bookstack	0.7.2 ... v22.02.2 (142 versions)	22.02.3	—

Weakness Classification(1)

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

CWE-79Cross-site Scripting (XSS)

Data Freshness Timeline

(refreshed 10× in last 7d / 17× 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
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 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 02:05 UTCEG score recompute

Frequently asked(5)

What is CVE-2022-0877?

CVE-2022-0877 is a medium vulnerability published on March 8, 2022. Cross-site Scripting (XSS) - Stored in GitHub repository bookstackapp/bookstack prior to v22.02.3.

When was CVE-2022-0877 disclosed?

CVE-2022-0877 was first published in the National Vulnerability Database on March 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-2022-0877 actively exploited?

CVE-2022-0877 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 54.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-0877?

CVE-2022-0877 has a CVSS v3 base score of 5.4 (NVD).

How do I remediate CVE-2022-0877?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-0877, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-0877

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CVE-2022-0877

📅 Published

🔄 Last Modified

🔗 References (4)

Affected Packages

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-0877?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)