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CVE-2025-53603

In Alinto SOPE SOGo 2.0.2 through 5.12.2, sope-core/NGExtensions/NGHashMap.m allows a NULL...

7.5 HighFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.74%Up 0.7 points since Jul 5, 2025
90%50%10%1%

What each source reports

CVE List Score used 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.

Record
CVE-2025-53603
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
EUVDEUVD-2025-20097 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.

Record
EUVD-2025-20097
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-78j7-w964-99fc 7.5

In Alinto SOPE SOGo 2.0.2 through 5.12.2, sope-core/NGExtensions/NGHashMap.m allows a NULL...

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.

Record
GHSA-78j7-w964-99fc
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
NVD 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.

Record
CVE-2025-53603
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
OSV 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.

Record
CVE-2025-53603
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
OSVDEBIAN-CVE-2025-53603 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.

Record
DEBIAN-CVE-2025-53603
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2025-53603 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.

Record
UBUNTU-CVE-2025-53603
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
OSVMGASA-2025-0255 No score

Updated sope packages fix security vulnerability

It was discovered that sope, the set of Objective-C frameworks powering SOGo, contains a DoS bug which could cause a crash (CVE-2025-53603).

Record
MGASA-2025-0255
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
sope
Debian:12
 before 5.8.0-1+deb12u1, plus listed versions
5.8.0-1
5.8.0-1+deb12u1
sope
Debian:13
 before 5.12.1-2
5.12.1-2
sope
Debian:14
 before 5.12.1-2
5.12.1-2
sope
Debian:11
 before 5.0.1-2+deb11u1, plus listed versions
5.0.1-2
5.0.1-2+deb11u1
sope
Mageia:9
 before 5.6.0-2.1.mga9
5.6.0-2.1.mga9
sogo
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
2.2.17a-12.2.17a-1.12.2.17a-1.1build12.2.17a-1.1ubuntu0.1~esm1
 None known
sogo
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
3.2.10-13.2.10-1build13.2.10-1ubuntu0.1~esm1
 None known
sogo
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
4.0.8-14.1.0-14.1.1-14.3.0-14.3.0-1ubuntu0.1~esm1
 None known
sogo
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
5.1.0-15.2.0-15.2.0-35.3.0-15.3.0-1build2
Show 4 moreShow less
5.4.0-15.5.0-15.5.1-15.5.1-1ubuntu0.1~esm1
 None known
sogo
Ubuntu:25.10
 All versions, plus listed versions
5.11.2-45.12.1-15.12.1-1build25.12.1-25.12.1-3
 None known
sogo
Ubuntu:26.10
 All versions, plus listed versions
5.12.4-1.25.12.8-25.12.9-15.12.10-1ubuntu1
 None known
sogo
Ubuntu:Pro:26.04:LTS
 All versions, plus listed versions
5.12.1-35.12.4-15.12.4-1.15.12.4-1.25.12.4-1.2ubuntu0.1~esm15.12.4-1.2ubuntu0.1~esm2
 None known

History

History
RecordedChangedSources
affected, factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-53603 is a high vulnerability (CVSS 7.5) in Alinto Sope, published July 5, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 54th percentile. Fixed in sope 5.8.0-1+deb12u1.

References

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