Medium 5.0Published Apr 24, 2015

CVE-2015-3148cURL and libcurl 7.10.6 through 7.41.0 do not properly re-use authenticated Negotiate connections, which allows remote attackers to connect as other users via a request.

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects fedoraproject fedora and 7 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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cURL and libcurl 7.10.6 through 7.41.0 do not properly re-use authenticated Negotiate connections, which allows remote attackers to connect as other users via a request.

CVSS: 5.0 MEDIUM (v2.0, NVD)AV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-284
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

fedoraproject fedora fedoraproject:fedora	21; 22	NVD
canonical ubuntu_linux canonical:ubuntu_linux	12.04; 14.04; 14.10; 15.04	NVD
debian debian_linux debian:debian_linux	7.0	NVD
apple mac_os_x apple:mac_os_x	10.10.0; 10.10.1; 10.10.2; 10.10.3; 10.10.4	NVD
haxx libcurl haxx:libcurl	7.10.6; 7.10.7; 7.10.8; 7.11.0; 7.11.1; 7.11.2; 7.12.0; 7.12.1; and 64 more ranges	NVD
hp system_management_homepage hp:system_management_homepage	through 7.5.3.1	NVD
haxx curl haxx:curl	7.10.6; 7.10.7; 7.10.8; 7.11.0; 7.11.1; 7.11.2; 7.12.0; 7.12.1; and 64 more ranges	NVD
opensuse opensuse opensuse:opensuse	13.1; 13.2	NVD

References

References

http://advisories.mageia.org/MGASA-2015-0179.html	third-party-advisory
http://curl.haxx.se/docs/adv_20150422B.html	vendor-advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html	mailing-list, vendor-advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155957.html	third-party-advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156250.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/156945.html	third-party-advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157017.html	third-party-advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157188.html	third-party-advisory
http://lists.opensuse.org/opensuse-updates/2015-04/msg00057.html
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.