CVE-2025-53603

HIGHNVD 7.57.5—Elevated

7.5

In Alinto SOPE SOGo 2.0.2 through 5.12.2, sope-core/NGExtensions/NGHashMap.m allows a NULL pointer dereference and SOGo crash via a request in which a parameter in the query string is a duplicate of a parameter in the POST body.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 43.6%
KEV: Not listed

Published

July 5, 2025

Last Modified

April 15, 2026

References (8)

cve@mitrehttps://github.com/Alinto/sope/blob/3146fbdb6ff3314e37e5c3682deeeef7d0f32064/sope-core/NGExtensions/NGHashMap.m#L790
cve@mitrehttps://github.com/Alinto/sope/commit/280104e45c20519ac4849ebf8bca114d91383543
cve@mitrehttps://github.com/Alinto/sope/compare/SOGo-2.0.1...SOGo-2.0.2
cve@mitrehttps://github.com/Alinto/sope/pull/69
cve@mitrehttps://www.openwall.com/lists/oss-security/2025/07/02/3
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2025/07/05/1
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/08/msg00001.html
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.openwall.com/lists/oss-security/2025/07/02/3

Weakness Classification(1)

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

CWE-476NULL Pointer Dereference

Data Freshness Timeline

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

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:16 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
2026-06-07 15:24 UTCEPSS rescore
2026-06-07 15:24 UTCEPSS rescore
2026-06-06 13:47 UTCEPSS rescore
2026-06-06 13:47 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 06:10 UTCEPSS rescore
2026-06-05 06:10 UTCEPSS rescore
2026-06-04 13:12 UTCEPSS rescore
2026-06-04 13:12 UTCEPSS rescore
2026-06-03 01:10 UTCOSV refresh
2026-06-02 20:12 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
2026-05-31 22:30 UTCEPSS rescore
2026-05-31 22:30 UTCEPSS rescore
2026-05-31 00:16 UTCEPSS rescore

Frequently asked(5)

What is CVE-2025-53603?

CVE-2025-53603 is a high vulnerability published on July 5, 2025. In Alinto SOPE SOGo 2.0.2 through 5.12.2, sope-core/NGExtensions/NGHashMap.m allows a NULL pointer dereference and SOGo crash via a request in which a parameter in the query string is a duplicate of a parameter in the POST body.

When was CVE-2025-53603 disclosed?

CVE-2025-53603 was first published in the National Vulnerability Database on July 5, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-53603 actively exploited?

CVE-2025-53603 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 43.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-53603?

CVE-2025-53603 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2025-53603?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-53603, 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-2025-53603

📅 Published

🔄 Last Modified

🔗 References (8)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-53603?

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Published

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References (8)

Frequently asked(5)

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