CVE-2025-60876: busybox Improper Access Control
Vulnerability summary
CVE-2025-60876 is a medium (CVSS 6.5) Improper Access Control vulnerability in busybox. EPSS estimates a 0.31% chance of exploitation in the next 30 days, higher than 22.6% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 7 · Related 8Timeline
- 10-11-2025PublishedVulnerability first disclosed.
- 02-06-2026Last modifiedVulnerability information updated.
Description
BusyBox wget thru 1.3.7 accepted raw CR (0x0D)/LF (0x0A) and other C0 control bytes in the HTTP request-target (path/query), allowing the request line to be split and attacker-controlled headers to be injected. To preserve the HTTP/1.1 request-line shape METHOD SP request-target SP HTTP/1.1, a raw space (0x20) in the request-target must also be rejected (clients should use %20).
CVSS metrics
7 scores · 7 sources · 1 version- OSV · Red hatEcosystem advisory · calculated5.4MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:NDiffers
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- OSV · WolfiEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- OSV · ChainguardEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- NVDNIST6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS trend
Probability
0.31%
Chance of exploitation in the next 30 days
Percentile
23%
Versus all other CVEs
30-day change
+0.02 pp
From 0.29% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 found41554Af6A72Aedaacaec026Adc311092
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Redhat3 products
- busybox< 0:1.37.0-7.1.hum1
- busybox-petitboot< 0:1.37.0-7.1.hum1
- busybox-shared< 0:1.37.0-7.1.hum1
Chainguard2 products
- busybox< 1.37.0-r52
- busybox-full< 1.37.0-r52
Wolfi2 products
- busybox< 1.37.0-r52
- busybox-full< 1.37.0-r52
Busybox1 product
- busybox≤ 1.37.0
Debian1 product
- busyboxAll versions (No fix recorded) | < 1:1.37.0-8
Ubuntu1 product
- busyboxAll versions (No fix recorded)
6 vendors · 10 products
References
16 links- lists.busybox.net/pipermail/busybox/attachments/20250823/ccdc96ef/attachment-0001.htmARTICLEREPORTWEBProduct
- lists.busybox.net/pipermail/busybox/attachments/20250828/e7f90492/attachment.htmARTICLEREPORTWEBProduct
- gist.github.com/subyumatest/41554af6a72aedaacaec026adc311092ARTICLEREPORTEVIDENCEExploitThird Party Advisory
- images.redhat.comARTICLE
