CVE catalog

CVE-2026-103432

apcupsd through 3.14.14 has an sscanf stack-based buffer overflow in getupsvar() in src/cgi/upsfetch.c (used by upsstats.cgi, multimon.cgi, and upsfstats.cgi), a related issue to CVE-2026-15544.

[CVE catalog]

Severity: High · CVSS 8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Sep 30, 2026, 3:31:08 PM UTC
Updated: Sep 30, 2026, 4:17:09 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.38% · Oct 27, 2026

apcupsd through 3.14.14 has an sscanf stack-based buffer overflow in getupsvar() in src/cgi/upsfetch.c (used by upsstats.cgi, multimon.cgi, and upsfstats.cgi), a related issue to CVE-2026-15544.

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	apcupsd	sid	`3.14.14-8`	vulnerable
Debian	apcupsd	forky	`3.14.14-7`	vulnerable
Debian	apcupsd	trixie	`3.14.14-5`	vulnerable
Debian	apcupsd	bookworm	`3.14.14-3.1`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	apcupsd	source	sid	`(unfixed)`	not yet assigned	Not reported	[1149971]
Debian	apcupsd	source	forky	`(unfixed)`	not yet assigned	Not reported	[1149971]
Debian	apcupsd	source	trixie	`(unfixed)`	not yet assigned	Not reported	[1149971]
Debian	apcupsd	source	bookworm	`(unfixed)`	not yet assigned	Not reported	[1149971]

[Debian bug #1149971]

Notes

[trixie] apcupsd: Minor issue [bookworm] apcupsd: Minor issue; needs a malicious NIS server allowed by hosts.conf, localhost by default

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[apcupsd]Affected
Source package: [apcupsd]
Details (2)
- 3.14.14-3.1+b1 · amd64 · bookworm
  Affected
  nvd · apcupsd · debian · bookworm; nvd · apcupsd · debian · 12
- 3.14.14-3.1+b1 · arm64 · bookworm
  Affected
  nvd · apcupsd · debian · bookworm; nvd · apcupsd · debian · 12
[apcupsd-cgi]Affected
Source package: [apcupsd]
Details (2)
- 3.14.14-3.1+b1 · amd64 · bookworm
  Affected
  nvd · apcupsd · debian · bookworm; nvd · apcupsd · debian · 12
- 3.14.14-3.1+b1 · arm64 · bookworm
  Affected
  nvd · apcupsd · debian · bookworm; nvd · apcupsd · debian · 12
[apcupsd-doc]Affected
Source package: [apcupsd]
Details (2)
- 3.14.14-3.1 · all · bookworm
  Affected
  nvd · apcupsd · debian · bookworm; nvd · apcupsd · debian · 12
- 3.14.14-3.1 · all · bookworm
  Affected
  nvd · apcupsd · debian · bookworm; nvd · apcupsd · debian · 12

[Debian 13 (Trixie)]

[apcupsd]Affected
Details (2)
- 3.14.14-5 · amd64 · trixie
  Affected
  nvd · apcupsd · debian · 13
- 3.14.14-5 · arm64 · trixie
  Affected
  nvd · apcupsd · debian · 13
[apcupsd-cgi]Affected
Source package: [apcupsd]
Details (2)
- 3.14.14-5 · amd64 · trixie
  Affected
  nvd · apcupsd · debian · 13
- 3.14.14-5 · arm64 · trixie
  Affected
  nvd · apcupsd · debian · 13
[apcupsd-doc]Affected
Source package: [apcupsd]
Details (2)
- 3.14.14-5 · all · trixie
  Affected
  nvd · apcupsd · debian · 13
- 3.14.14-5 · all · trixie
  Affected
  nvd · apcupsd · debian · 13

Observed: Oct 23, 2026, 7:46:55 PM UTC

References

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