Medium severity5.3NVD Advisory· Published Sep 12, 2025· Updated Jun 17, 2026
CVE-2025-10148
CVE-2025-10148
Description
curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the specification says. Instead it used a fixed mask that persisted and was used throughout the entire connection.
A predictable mask pattern allows for a malicious server to induce traffic between the two communicating parties that could be interpreted by an involved proxy (configured or transparent) as genuine, real, HTTP traffic with content and thereby poison its cache. That cached poisoned content could then be served to all users of that proxy.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
58- osv-coords56 versionspkg:rpm/opensuse/brotli&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/curl&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/curl&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/curl&distro=openSUSE%20Tumbleweedpkg:rpm/suse/brotli&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/brotli&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/brotli&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/brotli&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/curl&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Installer%20Updates%2015%20SP4pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Installer%20Updates%2015%20SP5pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/curl&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/curl&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/curl&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/curl&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/curl&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/curl-mini&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/curl-mini&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
< 1.0.7-150200.3.5.1+ 55 more
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 8.14.1-150600.4.28.1
- (no CPE)range: < 8.14.1-160000.3.1
- (no CPE)range: < 8.16.0-1.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 1.0.7-150200.3.5.1
- (no CPE)range: < 8.14.1-150200.4.91.1
- (no CPE)range: < 8.14.1-150200.4.91.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150200.4.91.1
- (no CPE)range: < 8.14.1-150200.4.91.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150600.4.28.1
- (no CPE)range: < 8.14.1-150600.4.28.1
- (no CPE)range: < 8.0.1-11.108.1
- (no CPE)range: < 8.14.1-150200.4.91.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-160000.3.1
- (no CPE)range: < 8.14.1-150200.4.91.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-160000.3.1
- (no CPE)range: < 8.0.1-11.108.1
- (no CPE)range: < 8.14.1-1.1
- (no CPE)range: < 8.14.1-slfo.1.1_2.1
- (no CPE)range: < 8.14.1-160000.3.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-150400.5.69.1
- (no CPE)range: < 8.14.1-160000.3.1
- (no CPE)range: < 8.14.1-160000.3.1
Patches
Vulnerability mechanics
References
6- www.openwall.com/lists/oss-security/2025/09/10/2nvdMailing ListPatchThird Party Advisory
- curl.se/docs/CVE-2025-10148.htmlnvdPatchVendor Advisory
- www.openwall.com/lists/oss-security/2025/09/10/3nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2025/09/10/4nvdMailing ListThird Party Advisory
- curl.se/docs/CVE-2025-10148.jsonnvdVendor Advisory
- hackerone.com/reports/3330839nvdIssue TrackingThird Party Advisory
News mentions
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