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VulnerabilityPublished

CVE-2026-68510: contain-rs bit-vec · Improper Input Validation

Affects contain-rs bit-vecSource CVE Database V5

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Not known to be exploited · CVSS 6.9 Medium : upgrade to 0.10.0 when convenient.

Data as of 14 Nov 2026, 20:58 UTC

CVSS 4.0 base score
6.9Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (GitHub_M)CVSS 4.06.9
EPSS
0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 0.10.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 14 Nov 2026.

What to do

Upgrade bit-vec and contain-rs/bit-vec to 0.10.0.

Affected software

ProductAffectedFixed in
contain-rsbit-vecAffected
  • <0.10.0
Fixed in
  • 0.10.0
crates.iocontain-rs/bit-vecpkg:cargo/contain-rs/bit-vecOther threatsAffected
  • <0.10.0
Fixed in
  • 0.10.0

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade to bit-vec version 0.10.0 or later, where this vulnerability has been fixed. No other mitigation is required as the issue is resolved in the official patch.

Description

CVE-2026-68510 affects the contain-rs bit-vec library prior to version 0.10.0. The vulnerability involves improper input validation leading to undefined behavior when deserializing BitVec data from untrusted sources and subsequently using unsafe get_unchecked operations. This can cause incorrect behavior in applications using the affected versions. The issue is fixed in version 0.10.0.

References

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