CVE catalog

CVE-2016-4802

curl: CVE-2016-4802

Severity: Low
Published: Jan 20, 2026, 11:00:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.56% · Oct 25, 2026

Multiple untrusted search path vulnerabilities in cURL and libcurl before 7.49.1, when built with SSPI or telnet is enabled, allow local users to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse (1) security.dll, (2) secur32.dll, or (3) ws2_32.dll in the application or current working directory.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	curl	sid	`8.23.0-1`	not affected
Debian	curl	forky	`8.22.0-1`	not affected
Debian	curl	trixie	`8.14.1-2+deb13u5`	not affected
Debian	curl	trixie-security	`8.14.1-2+deb13u7`	not affected
Debian	curl	bookworm	`7.88.1-10+deb12u15`	not affected
Debian	curl	bookworm-security	`7.88.1-10+deb12u5`	not affected

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	curl	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	curl	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	curl	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	curl	source	bookworm	`Not affected`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[curl]Not affected
Details (6)
- 7.88.1-10+deb12u15 · amd64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · arm64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · amd64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · arm64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · amd64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · arm64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
[libcurl3-gnutls]Not affected
Source package: [curl]
Details (6)
- 7.88.1-10+deb12u15 · amd64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · arm64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · amd64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · arm64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · amd64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · arm64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
[libcurl3-nss]Not affected
Source package: [curl]
Details (4)
- 7.88.1-10+deb12u15 · amd64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · arm64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · amd64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · arm64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
[libcurl4]Not affected
Source package: [curl]
Details (6)
- 7.88.1-10+deb12u15 · amd64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · arm64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · amd64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · arm64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · amd64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · arm64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
[libcurl4-doc]Not affected
Source package: [curl]
Details (6)
- 7.88.1-10+deb12u15 · all · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · all · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · all · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · all · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · all · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · all · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
[libcurl4-gnutls-dev]Not affected
Source package: [curl]
Details (6)
- 7.88.1-10+deb12u15 · amd64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · arm64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · amd64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · arm64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · amd64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · arm64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
[libcurl4-nss-dev]Not affected
Source package: [curl]
Details (4)
- 7.88.1-10+deb12u15 · amd64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · arm64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · amd64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · arm64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
[libcurl4-openssl-dev]Not affected
Source package: [curl]
Details (6)
- 7.88.1-10+deb12u15 · amd64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u15 · arm64 · bookworm
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · amd64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 8.14.1-2+deb13u2~bpo13+1 · arm64 · bookworm-backports
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · amd64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm
- 7.88.1-10+deb12u5 · arm64 · bookworm-security
  Not affected
  dsa · curl · debian · bookworm

Observed: Oct 27, 2026, 10:04:16 AM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS]