CVE-2026-10536 (GCVE-0-2026-10536)
Vulnerability from cvelistv5
Published
2026-07-03 06:11
Modified
2026-07-06 18:29
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A use-after-free vulnerability exists in libcurl when an application
configures an HTTP/2 stream-dependency tree via `CURLOPT_STREAM_DEPENDS` or
`CURLOPT_STREAM_DEPENDS_E`, subsequently invokes `curl_easy_reset()`, and
finally terminates the handle with `curl_easy_cleanup()`. During this final
cleanup phase, libcurl attempts to access and modify an internal structure
that was already freed during the reset operation.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| curl | curl |
Version: 8.20.0 ≤ 8.20.0 Version: 8.19.0 ≤ 8.19.0 Version: 8.18.0 ≤ 8.18.0 Version: 8.17.0 ≤ 8.17.0 Version: 8.16.0 ≤ 8.16.0 Version: 8.15.0 ≤ 8.15.0 Version: 8.14.1 ≤ 8.14.1 Version: 8.14.0 ≤ 8.14.0 Version: 8.13.0 ≤ 8.13.0 Version: 8.12.1 ≤ 8.12.1 Version: 8.12.0 ≤ 8.12.0 Version: 8.11.1 ≤ 8.11.1 Version: 8.11.0 ≤ 8.11.0 Version: 8.10.1 ≤ 8.10.1 Version: 8.10.0 ≤ 8.10.0 Version: 8.9.1 ≤ 8.9.1 Version: 8.9.0 ≤ 8.9.0 Version: 8.8.0 ≤ 8.8.0 Version: 8.7.1 ≤ 8.7.1 Version: 8.7.0 ≤ 8.7.0 Version: 8.6.0 ≤ 8.6.0 Version: 8.5.0 ≤ 8.5.0 Version: 8.4.0 ≤ 8.4.0 Version: 8.3.0 ≤ 8.3.0 Version: 8.2.1 ≤ 8.2.1 Version: 8.2.0 ≤ 8.2.0 Version: 8.1.2 ≤ 8.1.2 Version: 8.1.1 ≤ 8.1.1 Version: 8.1.0 ≤ 8.1.0 Version: 8.0.1 ≤ 8.0.1 Version: 8.0.0 ≤ 8.0.0 Version: 7.88.1 ≤ 7.88.1 Version: 7.88.0 ≤ 7.88.0 |
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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