CVE-2023-1149

MEDIUMNVD 5.45.4—Elevated

5.4

Improper Neutralization of Equivalent Special Elements in GitHub repository btcpayserver/btcpayserver prior to 1.8.0.

CVSS v3: 5.4
EG Score: 5.4(medium)
EPSS: 61.4%
KEV: Not listed

Published

March 2, 2023

Last Modified

November 21, 2024

References (4)

security@huntrhttps://github.com/btcpayserver/btcpayserver/commit/ddb125f45892b4dafdbd5c072af1ce623758bb92
security@huntrhttps://huntr.dev/bounties/2e734209-d7b0-4f57-a8be-c65c82208f2f
af854a3a-2127-422b-91ae-364da2661108https://github.com/btcpayserver/btcpayserver/commit/ddb125f45892b4dafdbd5c072af1ce623758bb92
af854a3a-2127-422b-91ae-364da2661108https://huntr.dev/bounties/2e734209-d7b0-4f57-a8be-c65c82208f2f

Weakness Classification(1)

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

CWE-76

Data Freshness Timeline

(refreshed 11× 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 20:12 UTCepss_batch
2026-06-02 20:12 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 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 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 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 05:52 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-1149?

CVE-2023-1149 is a medium vulnerability published on March 2, 2023. Improper Neutralization of Equivalent Special Elements in GitHub repository btcpayserver/btcpayserver prior to 1.8.0.

When was CVE-2023-1149 disclosed?

CVE-2023-1149 was first published in the National Vulnerability Database on March 2, 2023, 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-2023-1149 actively exploited?

CVE-2023-1149 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 61.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-1149?

CVE-2023-1149 has a CVSS v3 base score of 5.4 (NVD).

How do I remediate CVE-2023-1149?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-1149, 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-2023-1149

📅 Published

🔄 Last Modified

🔗 References (4)