CVE catalog

CVE-2026-75432

An issue in yaml-cpp 0.9.0 allows a remote attacker to obtain sensitive information via the src/scanner.cpp, Scanner::PopIndent(), and Scanner::PushIndentTo() components

[CVE catalog]

Severity: Medium · CVSS 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Published: Sep 22, 2026, 12:00:00 AM UTC
Updated: Sep 22, 2026, 8:17:05 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.17% · Oct 25, 2026

An issue in yaml-cpp 0.9.0 allows a remote attacker to obtain sensitive information via the src/scanner.cpp, Scanner::PopIndent(), and Scanner::PushIndentTo() components

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	yaml-cpp	sid	`0.9.0+dfsg-10`	not affected
Debian	yaml-cpp	forky	`0.9.0+dfsg-9`	not affected
Debian	yaml-cpp	trixie	`0.8.0+dfsg-7`	not affected
Debian	yaml-cpp	bookworm	`0.7.0+dfsg-8`	not affected

Fixed-version evidence

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

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libyaml-cpp0.7]Affected
Source package: [yaml-cpp]
Details (2)
- 0.7.0+dfsg-8+b1 · amd64 · bookworm
  Affected
  nvd · yaml-cpp · debian · bookworm; nvd · yaml-cpp · debian · 12
- 0.7.0+dfsg-8+b1 · arm64 · bookworm
  Affected
  nvd · yaml-cpp · debian · bookworm; nvd · yaml-cpp · debian · 12
[libyaml-cpp-dev]Affected
Source package: [yaml-cpp]
Details (2)
- 0.7.0+dfsg-8+b1 · amd64 · bookworm
  Affected
  nvd · yaml-cpp · debian · bookworm; nvd · yaml-cpp · debian · 12
- 0.7.0+dfsg-8+b1 · arm64 · bookworm
  Affected
  nvd · yaml-cpp · debian · bookworm; nvd · yaml-cpp · debian · 12

[Debian 13 (Trixie)]

[libyaml-cpp0.8]Affected
Source package: [yaml-cpp]
Details (2)
- 0.8.0+dfsg-7 · amd64 · trixie
  Affected
  nvd · yaml-cpp · debian · 13
- 0.8.0+dfsg-7 · arm64 · trixie
  Affected
  nvd · yaml-cpp · debian · 13
[libyaml-cpp-dev]Affected
Source package: [yaml-cpp]
Details (2)
- 0.8.0+dfsg-7 · amd64 · trixie
  Affected
  nvd · yaml-cpp · debian · 13
- 0.8.0+dfsg-7 · arm64 · trixie
  Affected
  nvd · yaml-cpp · debian · 13

Observed: Oct 23, 2026, 8:36:13 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]