Home/CVE/encodeText in QDom in Qt before 6.8.0 has a complex algorithm involving XML string copy and inline replacement of parts
CVE

CVE-2025-30348

encodeText in QDom in Qt before 6.8.0 has a complex algorithm involving XML string copy and inline replacement of parts

encodeText in QDom in Qt before 6.8.0 has a complex algorithm involving XML string copy and inline replacement of parts of a string (with relocation of later data).

MEDIUM · CVSS 5.8 EPSS 0.00042
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-407Inefficient Algorithmic Complexity
CWE-407Inefficient Algorithmic Complexity
▤

Affected Products & Versions

3
qt< 5.15.19
qt>= 6.0.0 and < 6.5.9
qt>= 6.6.0 and < 6.8.0
▣

Scoring & Timeline

5.8
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Mar 2025 · 07:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
suse-csafSUSE-SU-2025:3723-1
suse-csafSUSE-SU-2025:03599-1
msrcCVE-2025-30348
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://codereview.qt-project.org/c/qt/qtbase/+/581442Patch
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