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CVE-2026-618977.8HighCWE-273

CVE-2026-61897: accountsservice: incomplete privilege drop when running Ubuntu-specific language helper scripts

Canonical · accountsservice

Fixed in 23.13.9-8ubuntu7 · Affected: Canonical accountsservice before 23.13.9-8ubuntu7 · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.1%probability of exploitation in the next 30 days
3rd percentile
050100

Higher than 3% of scored CVEs

7.8HighCVSS 3.1
LowHigh

DescriptionCVE.org

An Ubuntu-specific patch to AccountsService before 23.13.9-8ubuntu7 only partially drops privileges before launching language helper scripts. It changes the effective UID/GID to the target user but leaves the real UID as 0 (root). A shell spawned by a helper script inherits ruid=0 and may reset its effective UID to root, enabling local privilege escalation.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • Canonical · accountsservicefrom 22.07.5-2ubuntu1 before 22.07.5-2ubuntu1.6; from 23.13.9-2ubuntu6 before 23.13.9-2ubuntu6.1; from 23.13.9-8ubuntu5 before 23.13.9-8ubuntu5.2; from 23.13.9-8ubuntu6 before 23.13.9-8ubuntu7

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas
Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Vendor
Canonical
Published
August 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-61897 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References