SUSE vdirsyncer · Security update for python-aiohttp
Affects SUSE vdirsyncerSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 6.9 Medium · fixed in Ubuntu package updates : update SUSE vdirsyncer when convenient.
Data as of 31 Oct 2026, 20:20 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 44% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 0.20.0_8, 1.16.51_2
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 30 Jul 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 31 Oct 2026.
What to do
Upgrade vdirsyncer to 0.20.0_8; bzt to 1.16.51_2.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Homebrewvdirsyncerpkg:brew/vdirsyncerOther threats | Affected
| Fixed in
|
Homebrewbztpkg:brew/bztOther threats | Affected
| Fixed in
|
Ubuntu Pro 16.04 LTSpython-aiohttppkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps-legacy/xenialOther threats | Affected
| Fixed in– |
Ubuntu Pro 18.04 LTSpython-aiohttppkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps/bionicOther threats | Affected
| Fixed in– |
Ubuntu Pro 20.04 LTSpython-aiohttppkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps/focalOther threats | Affected
| Fixed in– |
Ubuntu Pro 22.04 LTSpython-aiohttppkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps/jammyOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
This update for python-aiohttp fixes the following issues: - CVE-2026-59881: excessive resource consumption due to WebSocket client accepting compressed frames without negotiated permessage-deflate (bsc#1273125). - CVE-2026-69243: HTTP request smuggling via the WebSocket upgrade procedure (bsc#1273553). - CVE-2026-69244: out-of-bounds heap read in the C response parser while building an error message for a malformed response (bsc#1273552).
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_21687-1.json (opens in a new tab)
- bugzilla.suse.com/1273125 (opens in a new tab)
- bugzilla.suse.com/1273552 (opens in a new tab)
- bugzilla.suse.com/1273553 (opens in a new tab)
- suse.com/security/cve/CVE-2026-59881/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-69243/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-69244/ (opens in a new tab)