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CVE-2025-11626

Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

5.5 MediumFix available

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.12%Up 0.1 points since Oct 11, 2025
90%50%10%1%

What each source reports

CVE List Score used 5.5

Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
CVE-2025-11626
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-835
Updated
2026-11-02
EUVDEUVD-2025-33784 5.5

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
EUVD-2025-33784
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-6vwg-gm7p-4529 5.5

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of...

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
GHSA-6vwg-gm7p-4529
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-835
Updated
2026-11-02
NVD 5.5

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
CVE-2025-11626
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-835
Updated
2026-11-02
OSV 5.5

Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
CVE-2025-11626
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-835
Updated
2026-11-02
OSVDEBIAN-CVE-2025-11626 5.5

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
DEBIAN-CVE-2025-11626
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 14 moreShow less
OSVOESA-2025-2471 5.5

wireshark security update

Security Fix(es):

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service(CVE-2025-11626)

Record
OESA-2025-2471
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVOESA-2025-2472 5.5

wireshark security update

Security Fix(es):

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service(CVE-2025-11626)

Record
OESA-2025-2472
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVOESA-2025-2473 5.5

wireshark security update

Security Fix(es):

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service(CVE-2025-11626)

Record
OESA-2025-2473
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVOESA-2025-2474 5.5

wireshark security update

Security Fix(es):

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service(CVE-2025-11626)

Record
OESA-2025-2474
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVOESA-2025-2475 5.5

wireshark security update

Security Fix(es):

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service(CVE-2025-11626)

Record
OESA-2025-2475
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVOESA-2026-1546 7.8

wireshark security update

Wireshark is an open source tool for profiling network traffic and analyzing packets. Such a tool is often referred to as a network analyzer, network protocol analyzer or sniffer.

Security Fix(es):

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service(CVE-2025-11626)

Kafka dissector crash in Wireshark 4.6.0 and 4.4.0 to 4.4.10 allows denial of service due to access of uninitialized pointer(CVE-2025-13499)

MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 allows denial of service(CVE-2025-13946)

Column handling crashes in Wireshark 4.4.0 to 4.4.6 and 4.2.0 to 4.2.12 allows denial of service via packet injection or crafted capture file(CVE-2025-5601)

Record
OESA-2026-1546
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2025-11626 5.5

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
UBUNTU-CVE-2025-11626
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVAZL-68436 No score

CVE-2025-11626 affecting package wireshark 4.4.7-2

MONGO dissector infinite loop in Wireshark 4.4.0 to 4.4.9 and 4.2.0 to 4.2.13 allows denial of service

Record
AZL-68436
Updated
2026-11-05
OSVMGASA-2026-0184 No score

Updated wireshark packages fix security vulnerabilities

Multiple vulnerabilities have been discovered in Wireshark, a network protocol analyzer, which could result in denial of service or the execution of arbitrary code. This update fixes the reported issue.

Record
MGASA-2026-0184
Updated
2026-11-02
OSVopenSUSE-SU-2025:15636-1 No score

libwireshark18-4.4.10-2.1 on GA media

These are all security issues fixed in the libwireshark18-4.4.10-2.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:15636-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:20151-1 No score

Security update for wireshark

This update for wireshark fixes the following issues:

Update to Wireshark 4.4.13:

  • CVE-2025-11626: MONGO dissector infinite loop (bsc#1251933).
  • CVE-2025-13499: Kafka dissector crash (bsc#1254108).
  • CVE-2025-13945: HTTP3 dissector crash (bsc#1254471).
  • CVE-2025-13946: MEGACO dissector infinite loop (bsc#1254472).
  • CVE-2025-9817: SSH dissector crash (bsc#1249090).
  • CVE-2026-0959: IEEE 802.11 dissector crash (bsc#1256734).
  • CVE-2026-0961: BLF file parser crash (bsc#1256738).
  • CVE-2026-0962: SOME/IP-SD dissector crash (bsc#1256739).

Full changelog:

https://www.wireshark.org/docs/relnotes/wireshark-4.4.13.html

Record
openSUSE-SU-2026:20151-1
Updated
2026-11-02
OSVSUSE-SU-2025:3777-1 No score

Security update for wireshark

This update for wireshark fixes the following issues:

  • CVE-2025-11626: fixed MONGO dissector infinite loop (bsc#1251933).
Record
SUSE-SU-2025:3777-1
Updated
2026-11-02
OSVSUSE-SU-2025:3811-1 No score

Security update for wireshark

This update for wireshark fixes the following issues:

  • CVE-2025-11626: fixed MONGO dissector infinite loop (bsc#1251933).
Record
SUSE-SU-2025:3811-1
Updated
2026-11-02
OSVSUSE-SU-2026:20222-1 No score

Security update for wireshark

This update for wireshark fixes the following issues:

Update to Wireshark 4.4.13:

  • CVE-2025-11626: MONGO dissector infinite loop (bsc#1251933).
  • CVE-2025-13499: Kafka dissector crash (bsc#1254108).
  • CVE-2025-13945: HTTP3 dissector crash (bsc#1254471).
  • CVE-2025-13946: MEGACO dissector infinite loop (bsc#1254472).
  • CVE-2025-9817: SSH dissector crash (bsc#1249090).
  • CVE-2026-0959: IEEE 802.11 dissector crash (bsc#1256734).
  • CVE-2026-0961: BLF file parser crash (bsc#1256738).
  • CVE-2026-0962: SOME/IP-SD dissector crash (bsc#1256739).

Full changelog:

https://www.wireshark.org/docs/relnotes/wireshark-4.4.13.html

Record
SUSE-SU-2026:20222-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
wireshark
Azure Linux:3
 through 4.4.7-2 None known
wireshark
Debian:12
 before 4.0.17-0+deb12u2, plus listed versions
4.0.10-14.0.11-14.0.11-1~deb12u14.0.17-0+deb12u14.0.3-1
Show 6 moreShow less
4.0.5-1~exp14.0.6-14.0.6-1~deb12u14.0.6-1~exp14.0.7-14.0.8-1
4.0.17-0+deb12u2
wireshark
Debian:13
 before 4.4.13-0+deb13u1, plus listed versions
4.4.7-14.4.8-0exp14.4.9-1
4.4.13-0+deb13u1
wireshark
Debian:14
 before 4.6.0-1, plus listed versions
4.4.7-14.4.8-0exp14.4.9-14.6.0-0exp14.6.0~rc1-0exp14.6.0~rc1-0exp2
4.6.0-1
wireshark
Debian:11
From an advisory covering 8 CVEs
 before 3.4.16-0+deb11u2, plus listed versions
3.4.10-0+deb11u13.4.16-0+deb11u13.4.4-13.4.6-1~exp13.4.7-13.4.7-1~exp13.4.8-13.4.9-1
3.4.16-0+deb11u2
wireshark
Debian:13
From an advisory covering 9 CVEs
 before 4.4.13-0+deb13u1, plus listed versions
4.4.7-14.4.8-0exp14.4.9-1
4.4.13-0+deb13u1
wireshark
Mageia:9
From an advisory covering 21 CVEs
 before 4.0.17-1.2.mga9
4.0.17-1.2.mga9
wireshark
openEuler:22.03-LTS-SP3
 before 4.4.10-1.oe2203sp3
4.4.10-1.oe2203sp3
wireshark
openEuler:22.03-LTS-SP4
 before 4.4.10-1.oe2203sp4
4.4.10-1.oe2203sp4
wireshark
openEuler:24.03-LTS
 before 4.4.10-1.oe2403
4.4.10-1.oe2403
Show 22 moreShow less
Affected packages
PackageAffectedFixed
wireshark
openEuler:24.03-LTS-SP1
 before 4.4.10-1.oe2403sp1
4.4.10-1.oe2403sp1
wireshark
openEuler:24.03-LTS-SP2
 before 4.4.10-1.oe2403sp2
4.4.10-1.oe2403sp2
wireshark
openEuler:20.03-LTS-SP4
From an advisory covering 4 CVEs
 before 3.6.14-13.oe2003sp4
3.6.14-13.oe2003sp4
wireshark
SUSE:Linux Enterprise Module for Basesystem 15 SP7
 before 3.6.24-150000.3.124.1
3.6.24-150000.3.124.1
wireshark
SUSE:Linux Enterprise Module for Basesystem 15 SP6
 before 4.2.14-150600.18.29.1
4.2.14-150600.18.29.1
wireshark
SUSE:Linux Enterprise Module for Basesystem 15 SP7
 before 4.2.14-150600.18.29.1
4.2.14-150600.18.29.1
wireshark
SUSE:Linux Enterprise Module for Desktop Applications 15 SP6
 before 4.2.14-150600.18.29.1
4.2.14-150600.18.29.1
wireshark
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7
 before 4.2.14-150600.18.29.1
4.2.14-150600.18.29.1
wireshark
openSUSE:Leap 15.6
 before 4.2.14-150600.18.29.1
4.2.14-150600.18.29.1
wireshark
SUSE:Linux Enterprise Server 16.0
From an advisory covering 8 CVEs
 before 4.4.13-160000.1.1
4.4.13-160000.1.1
wireshark
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 8 CVEs
 before 4.4.13-160000.1.1
4.4.13-160000.1.1
wireshark
Ubuntu:Pro:14.04:LTS
 All versions, plus listed versions
1.10.2-11.10.3-11.10.5-1ubuntu11.10.5-21.10.6-1
Show 9 moreShow less
1.12.1+g01b65bf-4+deb8u11ubuntu0.14.04.12.6.3-1~ubuntu14.04.12.6.4-2~ubuntu14.04.12.6.5-1~ubuntu14.04.12.6.6-1~ubuntu14.04.02.6.8-1~ubuntu14.04.0~esm12.6.10-1~ubuntu14.04.0~esm12.6.10-1~ubuntu14.04.0~esm22.6.10-1~ubuntu14.04.0~esm3
 None known
wireshark
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.12.7+g7fc8978-11.12.8+g5b6e543-22.0.1+g59ea380-3build12.0.2+ga16e22e-12.2.6+g32dac6a-2ubuntu0.16.04
Show 8 moreShow less
2.6.3-1~ubuntu16.04.12.6.4-2~ubuntu16.04.02.6.5-1~ubuntu16.04.02.6.6-1~ubuntu16.04.02.6.8-1~ubuntu16.04.02.6.10-1~ubuntu16.04.02.6.10-1~ubuntu16.04.0+esm12.6.10-1~ubuntu16.04.0+esm2
 None known
wireshark
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
2.4.2-12.4.3-12.4.4-12.4.5-12.6.3-1~ubuntu18.04.1
Show 7 moreShow less
2.6.4-2~ubuntu18.04.02.6.5-1~ubuntu18.04.02.6.6-1~ubuntu18.04.02.6.8-1~ubuntu18.04.02.6.10-1~ubuntu18.04.02.6.10-1~ubuntu18.04.0+esm12.6.10-1~ubuntu18.04.0+esm2
 None known
wireshark
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
3.0.5-13.0.7-13.2.1-13.2.2-13.2.3-13.2.3-1ubuntu0.1~esm13.2.3-1ubuntu0.1~esm2
 None known
wireshark
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
3.4.7-1~exp13.4.9-13.6.2-1ubuntu13.6.2-23.6.2-2ubuntu0.1~esm1
 None known
wireshark
Ubuntu:24.04:LTS
 All versions, plus listed versions
4.0.8-14.0.10-14.0.11-14.2.0-14.2.2-14.2.2-1.1build14.2.2-1.1build24.2.2-1.1build3
 None known
wireshark
Ubuntu:25.10
 All versions, plus listed versions
4.4.5-14.4.6-24.4.6-2build14.4.7-1
 None known
wireshark
Ubuntu:26.10
 All versions, plus listed versions
4.6.4-14.6.6-14.6.6-24.6.6-2build1
 None known
wireshark
Ubuntu:26.04:LTS
 All versions, plus listed versions
4.4.7-14.6.0-14.6.1-24.6.2-34.6.3-14.6.4-1
 None known
wireshark
openSUSE:Tumbleweed
 before 4.4.10-2.1
4.4.10-2.1
wireshark
openSUSE:Leap 16.0
From an advisory covering 8 CVEs
 before 4.4.13-160000.1.1
4.4.13-160000.1.1

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-2025-11626 is a medium vulnerability (CVSS 5.5) in Wireshark, published October 10, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. Fixed in wireshark 4.0.17-0+deb12u2.

References

Show 37 moreShow less
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